Marathon Polyester to Isacord 40 thread conversion chart

The closest Isacord 40 equivalent for every Marathon Polyester color — 301 colors, each with a match rating and two alternatives. Click any number for full details and Pantone approximations.

20%very close or better

71%close or better

301Marathon Polyester colors

398Isacord 40 colors

Near identical 25
Very close 34
Close 156
Approximate 83
Poor match 3

Reverse: Isacord 40 → Marathon Polyester Open converter Shop Isacord 40 ↗

301 colors

					Match	Alternatives
2005	Daffodil	→	0311	Canary	Very close ΔE 1.2	0501 0605
2007	Persimmon	→	1701	Red Berry	Approximate ΔE 5.8	1600 1306
2010	Cherry Blossom	→	2521	Fuchsia	Close ΔE 3.0	1900 1940
2015	Green Dust	→	5833	Limabean	Close ΔE 4.1	5912 5832
2016	Pale Yellow	→	0230	Easter Dress	Very close ΔE 2.0	0630 0352
2017	Light Yellow	→	0704	Gold	Very close ΔE 1.9	0506 0713
2018	Daffodil	→	0311	Canary	Very close ΔE 1.7	0501 0605
2019	Moonbeam	→	0311	Canary	Very close ΔE 1.7	0608 0702
2020	Canary	→	0608	Sunshine	Very close ΔE 1.3	0821 0311
2021	Buttercup	→	0811	Candlelight	Very close ΔE 1.8	0703 1120
2022	Gold	→	1120	Sunset	Close ΔE 3.8	0700 0703
2023	Yellow Poppy	→	1120	Sunset	Close ΔE 3.1	0700 0703
2024	Buff Orange	→	1352	Salmon	Close ΔE 3.9	1030 1141
2025	Old Gold	→	0940	Autumn Leaf	Close ΔE 4.1	0932 0721
2026	Pale Yellow	→	0822	Palomino	Close ΔE 3.0	0741 0442
2027	Pale Green / Yellow	→	0453	Army Drab	Approximate ΔE 5.5	0546 0345
2028	Sun Shadow	→	0345	Moss	Close ΔE 4.1	6133 5934
2029	Almond	→	0931	Honey Gold	Approximate ΔE 5.2	0904 1342
2030	Copper	→	0922	Ashley Gold	Near identical ΔE 0.1	1032 0721
2031	Grape	→	1760	Twine	Close ΔE 3.7	2520 1761
2032	Roebuck	→	0874	Gravel	Close ΔE 4.9	0722 0853
2033	Memphis Belle	→	2560	Azalea Pink	Close ΔE 3.6	2650 2250
2034	Carnatio	→	2560	Azalea Pink	Close ΔE 2.6	2250 2220
2035	Emily Pink	→	1840	Corsage	Very close ΔE 1.2	1532 2155
2036	Azalea	→	2152	Heather Pink	Approximate ΔE 6.0	1921 2153
2037	Medium Pink	→	1921	Blossom	Close ΔE 3.9	2241 2153
2039	Azalea	→	2521	Fuchsia	Close ΔE 3.1	2320 1900
2040	Dark Pink	→	2506	Cerise	Close ΔE 2.7	2508 2500
2041	Ruby Glint	→	1940	Chrysanthemum	Approximate ΔE 5.2	2521 1906
2042	Dark Pink	→	1906	Tulip	Close ΔE 4.1	1912 1900
2043	Cerise	→	1903	Lipstick	Close ΔE 3.8	1805 1900
2044	Foxy Red	→	1720	Not Quite Red	Close ΔE 3.6	1704 1904
2045	Very Red	→	1904	Cardinal	Near identical ΔE 0.3	1805 1911
2046	Blossom	→	1532	Coral	Close ΔE 4.4	2520 1351
2047	Melon	→	1600	Spanish Tile	Close ΔE 3.6	1430 1311
2048	Golden Poppy	→	1200	Sunset Orange	Very close ΔE 1.8	1311 1106
2049	Golden Poppy	→	0824	Liberty Gold	Close ΔE 4.3	1304 1106
2050	Dark Yellow	→	0904	Spanish Gold	Close ΔE 2.9	1305 1300
2051	Orange	→	1310	Hunter Orange	Very close ΔE 1.2	1321 1725
2052	Orange	→	1310	Hunter Orange	Close ΔE 3.5	1321 1301
2053	Paprika	→	1703	Poppy	Close ΔE 4.1	1521 1701
2054	Atom Red	→	2101	Country Red	Near identical ΔE 0.3	1911 1335
2055	Burgundy	→	2022	Rio Red	Near identical ΔE 0.3	2011 1335
2056	Perfect Ruby	→	2123	Bordeaux	Close ΔE 4.7	2115 2224
2057	Maroon	→	2115	Beet Red	Close ΔE 3.5	2224 2211
2058	Red Licorice	→	2211	Pomegranate	Close ΔE 2.8	2115 2224
2059	Medium Purple	→	2504	Plum	Close ΔE 3.1	2711 2723
2060	Grape Wine	→	2723	Peony	Close ΔE 3.9	2711 2504
2062	Ultra Blue	→	3630	Sweet Boy	Close ΔE 4.6	3820 3652
2063	Cristy Blue	→	3640	Lake Blue	Close ΔE 3.8	3641 3951
2064	Light Purple	→	3641	Wedgewood	Very close ΔE 1.3	3450 3640
2065	Caribbean Blue	→	3630	Sweet Boy	Very close ΔE 1.9	3810 3820
2066	Dolphin Blue	→	3713	Cornflower Blue	Close ΔE 3.4	3631 3900
2067	Solar Blue	→	3902	Colonial Blue	Close ΔE 4.3	3332 3654
2068	Blue	→	3522	Blue	Near identical ΔE 0.4	3612 3335
2069	Fire Blue	→	3335	Flag Blue	Near identical ΔE 0.0	3544 3522
2070	Blue Suede	→	3335	Flag Blue	Close ΔE 3.1	3544 3522
2071	Lake Blue	→	3654	Blue Shadow	Close ΔE 4.9	4033 3332
2072	Blue Ribbon	→	3644	Royal Navy	Approximate ΔE 6.4	3645 3363
2073	Light Navy	→	3363	Midnight Blue	Approximate ΔE 7.7	2954 3645
2075	Deep Windsor	→	3344	Midnight	Approximate ΔE 5.1	4033 3732
2076	Rose Pink	→	2166	Flesh	Close ΔE 3.0	2655 3045
2078	Light Pink	→	3241	Amethyst Frost	Close ΔE 3.0	2830 2640
2079	Violet Tulip	→	3130	Dawn of Violet	Approximate ΔE 5.1	3450 3030
2080	Mauve	→	2920	Purple	Near identical ΔE 0.4	2910 3130
2081	Iris	→	2910	Grape	Near identical ΔE 0.6	2810 2920
2082	Laurie Lilac	→	2905	Iris Blue	Near identical ΔE 0.2	2732 3110
2083	Purple Accent	→	2702	Grape Jelly	Close ΔE 4.4	3323 3114
2084	Dark Purple	→	2900	Deep Purple	Near identical ΔE 0.3	3102 3323
2085	Purple Accent	→	3114	Purple Twist	Near identical ΔE 0.5	2702 2704
2086	Purple Maze	→	3333	Fire Blue	Close ΔE 4.2	3323 3102
2088	Royal	→	3333	Fire Blue	Near identical ΔE 0.3	3353 3522
2090	Blue Frost	→	4952	Mystic Blue	Approximate ΔE 6.1	4113 4152
2091	Basic Turquoise	→	4113	Alexis Blue	Close ΔE 4.8	4010 4152
2092	Periwinkle	→	4010	Caribbean Blue	Close ΔE 3.4	4421 4113
2093	Dark Blue / Green	→	4410	Aqua Velva	Close ΔE 2.7	4423 4101
2095	Dark Turquoise Blue	→	3713	Cornflower Blue	Approximate ΔE 6.4	3900 3631
2097	M. D. Green	→	4116	Dark Teal	Close ΔE 3.8	4515 5233
2098	Almost Aqua	→	0124	Fieldstone	Close ΔE 4.6	0150 3770
2100	Dark Green	→	6031	Limelight	Approximate ΔE 6.1	5912 0442
2101	Spruce	→	6011	Tamarack	Close ΔE 3.7	5531 5610
2103	Irish Green	→	5326	Evergreen	Close ΔE 3.1	5411 5415
2104	Peppermint	→	5010	Scotty Green	Near identical ΔE 0.5	4442 4531
2105	Green Bay	→	5326	Evergreen	Close ΔE 4.6	5233 5005
2106	Imperial Aqua	→	5233	Field Green	Close ΔE 4.4	5005 4515
2108	Jungle Green	→	5326	Evergreen	Approximate ΔE 6.0	5233 5411
2109	Green Forest	→	5233	Field Green	Close ΔE 3.0	5005 4625
2110	Green	→	5944	Backyard Green	Approximate ΔE 5.7	5415 5411
2111	Palmetto	→	5944	Backyard Green	Approximate ΔE 7.6	0465 6043
2113	Khaki	→	5866	Herb Green	Poor match ΔE 10.9	0454 6156
2114	Mitchell Green	→	5565	Enchanting Forest	Approximate ΔE 5.1	5555 5335
2115	Palest Ivory	→	0003	Ghost White	Close ΔE 3.1	1172 0184
2120	Pale Peach	→	1760	Twine	Close ΔE 3.6	0672 0934
2121	Amber Beige	→	0934	Fawn	Close ΔE 4.2	1061 1141
2123	Gold	→	1760	Twine	Close ΔE 5.0	0934 1141
2126	Impala	→	0851	Old Gold	Close ΔE 2.9	1362 0842
2127	Fawn	→	1342	Rust	Approximate ΔE 6.5	0853 0941
2130	Dark Olive Green	→	5866	Herb Green	Approximate ΔE 6.5	1876 1565
2131	Light Cocoa	→	1876	Chocolate	Close ΔE 3.2	1346 1134
2132	Red Berry	→	1904	Cardinal	Approximate ΔE 5.0	1312 1514
2133	Burgundy	→	1526	Apple Butter	Close ΔE 2.6	2022 1312
2135	Dark Brown	→	1344	Coffee Bean	Near identical ΔE 0.5	1526 1233
2137	Blue Blush	→	3770	Oyster	Near identical ΔE 0.6	0145 3971
2138	Pearl Gray	→	0182	Saturn Grey	Close ΔE 2.9	0145 3971
2139	Traditional Gray	→	0142	Sterling	Close ΔE 2.6	0150 0131
2140	Banner Gray	→	0108	Cobblestone	Close ΔE 2.9	4073 1972
2150	Dark Grey	→	1375	Dark Charcoal	Close ΔE 3.4	1776 0134
2151	Erin Green	→	5912	Erin Green	Approximate ΔE 6.4	5833 5531
2152	Neon Orange	→	1701	Red Berry	Approximate ΔE 5.1	1306 1703
2153	Fluo Pink	→	1306	Devil Red	Close ΔE 4.2	1704 1521
2154	Tender Yellow	→	6151	Lemongrass	Very close ΔE 2.1	0660 0250
2155	Lemon	→	0713	Lemon	Very close ΔE 1.6	0501 0704
2156	Merit Gold	→	1120	Sunset	Close ΔE 2.3	0700 1102
2157	Mango	→	1102	Pumpkin	Very close ΔE 2.2	0700 1300
2158	Tusk	→	0532	Champagne	Close ΔE 3.4	1060 6151
2159	Penny	→	0703	Orange Peel	Close ΔE 3.6	1120 0741
2160	Apricot Wash	→	1352	Salmon	Close ΔE 3.3	1141 1351
2162	Shimmering Gold	→	0932	Nutmeg	Close ΔE 4.6	0721 0940
2163	Light Pink	→	2160	Iced Pink	Very close ΔE 1.9	1755 2655
2164	Pink	→	2560	Azalea Pink	Close ΔE 3.2	2250 2155
2166	Floral Pink	→	2530	Rose	Close ΔE 4.1	2532 2320
2167	Ruby Glint	→	1940	Chrysanthemum	Close ΔE 3.1	2300 1950
2168	Strawberry	→	1805	Strawberry	Close ΔE 4.8	1903 1904
2169	Ruby Glint	→	1912	Winterberry	Close ΔE 4.8	2333 2506
2170	Ivory	→	2160	Iced Pink	Very close ΔE 1.3	1755 2363
2171	Crystal Pink	→	1761	Tea Rose	Close ΔE 3.3	2160 2155
2172	Crystal Pink	→	1761	Tea Rose	Close ΔE 2.6	2160 1755
2173	Peach	→	2520	Garden Rose	Very close ΔE 2.1	1760 1351
2174	Bisque	→	2520	Garden Rose	Close ΔE 2.6	1760 1351
2175	Marigold	→	0824	Liberty Gold	Approximate ΔE 5.9	1304 1106
2176	Honeysuckle	→	1521	Flamingo	Near identical ΔE 0.2	1800 1703
2177	Crystal Pink	→	2155	Pink Tulip	Very close ΔE 2.3	2250 2160
2178	Orchid Pink	→	2155	Pink Tulip	Close ΔE 3.5	2250 1840
2179	Dusty Rose	→	1753	Strawberries n' Cream	Close ΔE 2.7	2320 1921
2180	Terra Cotta	→	1335	Dark Rust	Close ΔE 3.8	2011 1904
2181	Dark Rust	→	1720	Not Quite Red	Approximate ΔE 5.1	1902 1332
2182	Orange / Red	→	1800	Wildfire	Close ΔE 3.2	1913 1902
2183	Bashful Pink	→	1753	Strawberries n' Cream	Close ΔE 3.4	2521 1900
2184	Wildfire	→	1805	Strawberry	Near identical ΔE 0.4	1904 1911
2185	Dark Red	→	2211	Pomegranate	Approximate ΔE 5.7	2333 2720
2186	Medium Purple	→	2211	Pomegranate	Approximate ΔE 5.3	2720 2336
2187	Pastel Blue	→	3770	Oyster	Approximate ΔE 6.5	3750 3971
2188	Cadet Blue	→	3963	Hint of Blue	Close ΔE 4.1	3750 3962
2189	Baby Blue	→	3652	Baby Blue	Near identical ΔE 0.4	3640 3820
2191	Bright Blue	→	3810	Laguna	Approximate ΔE 6.2	3130 3900
2192	Soldier Blue	→	3332	Forget Me Not	Approximate ΔE 5.4	3600 3410
2195	Blue Suede	→	3335	Flag Blue	Close ΔE 3.1	3544 3522
2196	Blue Suede	→	3335	Flag Blue	Close ΔE 4.5	3544 3522
2197	Oriental Blue	→	3130	Dawn of Violet	Close ΔE 2.6	3810 2920
2198	Ozone	→	4103	California Blue	Approximate ΔE 6.7	3630 3652

					Match	Alternatives
2199	Imperial Blue	→	3332	Forget Me Not	Close ΔE 4.2	3654 3743
2201	Blue Ribbon	→	3363	Midnight Blue	Approximate ΔE 6.4	3644 3645
2202	Pastel Lilac	→	3030	Amethyst	Approximate ΔE 5.2	3641 3241
2203	Pale Purple	→	2830	Wild Iris	Approximate ΔE 6.4	3030 2910
2204	Medium Pink	→	2810	Orchid	Close ΔE 2.7	2830 2910
2208	Violet	→	3210	Blueberry	Close ΔE 4.2	2905 3211
2209	Light Navy	→	3363	Midnight Blue	Approximate ΔE 8.0	3333 3645
2210	Dark Purple / Navy	→	3355	Dark Indigo	Approximate ΔE 6.6	3333 3114
2211	Medium Purple	→	2764	Violet	Close ΔE 3.4	2600 2500
2212	Intense Maroon	→	2336	Maroon	Close ΔE 3.6	2211 2115
2214	M. D. Green	→	4610	Deep Aqua	Close ΔE 4.2	5101 4452
2215	Oceanic Green	→	4423	Marine Aqua	Approximate ΔE 7.8	4643 4531
2216	Mallard Blue	→	4116	Dark Teal	Close ΔE 2.5	4133 4515
2217	J. Turquoise	→	4531	Caribbean	Approximate ΔE 7.1	4442 4423
2218	Brite Jade	→	4442	Deep Sea Blue	Close ΔE 2.5	5010 4531
2219	Garden Green	→	5005	Rain Forest	Close ΔE 4.5	4515 4116
2220	Blue Spruce	→	3344	Midnight	Approximate ΔE 5.1	4033 3732
2221	Deep Windsor	→	3344	Midnight	Close ΔE 3.7	3732 4033
2222	Dark Blue	→	3344	Midnight	Close ΔE 5.0	5335 3554
2223	Light Blue	→	4250	Snomoon	Approximate ΔE 5.1	4240 5050
2224	Soothing Sea	→	4250	Snomoon	Approximate ΔE 6.4	3840 3770
2225	Blue Glass	→	5050	Luster	Approximate ΔE 7.3	4250 0124
2226	Bleached Aqua	→	4240	Spearmint	Approximate ΔE 6.9	4250 4952
2227	Mint Julep	→	4952	Mystic Blue	Close ΔE 4.2	4740 4430
2229	Medium Blue / Green	→	4113	Alexis Blue	Approximate ΔE 6.2	4010 4152
2231	Mid Windsor	→	3901	Tropical Blue	Close ΔE 3.5	4103 3830
2232	Medium Blue	→	3713	Cornflower Blue	Close ΔE 2.7	3900 3631
2233	Dark Aqua Green	→	4643	Amazon	Approximate ΔE 8.6	4423 4410
2237	Pale Aqua	→	4740	Aquamarine	Close ΔE 4.5	5220 5450
2241	Green	→	5500	Limedrop	Approximate ΔE 5.3	5833 5531
2242	Kelly	→	5415	Irish Green	Near identical ΔE 0.4	5411 5326
2243	Peacock Green	→	5100	Green	Close ΔE 4.1	5010 4442
2244	Green Forest	→	5005	Rain Forest	Near identical ΔE 0.3	4625 5233
2245	Dark Olive Green	→	5830	Chartreuse	Approximate ΔE 5.1	6151 6051
2246	Meadow Green	→	5633	Lime	Approximate ΔE 5.5	6133 5934
2247	Meadow	→	5633	Lime	Close ΔE 4.3	5510 5513
2250	Pale Green	→	5944	Backyard Green	Close ΔE 4.5	0465 6043
2251	Evergreen	→	5324	Bright Green	Near identical ΔE 0.3	5555 5335
2252	Field Green	→	5555	Deep Green	Close ΔE 4.2	5324 5335
2253	Green	→	0454	Olive Drab	Poor match ΔE 12.2	5555 5944
2254	Dark Army Green	→	5565	Enchanting Forest	Close ΔE 4.5	5335 5555
2255	Cocoa Mulch	→	0761	Oat	Close ΔE 3.5	1140 0651
2256	Silver Fern	→	0453	Army Drab	Close ΔE 3.2	0643 1123
2262	Moss	→	4752	Vintage Blue	Approximate ΔE 8.2	5664 5101
2265	Pale Blue	→	4752	Vintage Blue	Very close ΔE 2.1	4152 4113
2275	Rattan	→	1123	Caramel Cream	Near identical ΔE 0.3	0643 0832
2283	Dark Brown	→	1322	Dirty Penny	Close ΔE 4.2	1233 1543
2285	Espresso	→	0576	Very Dark Brown	Very close ΔE 2.2	1776 0134
2286	New Gold	→	1351	Starfish	Close ΔE 3.1	1760 1362
2287	Tawny	→	1351	Starfish	Very close ΔE 2.2	2520 1760
2288	Bamboo	→	1141	Tan	Close ΔE 3.1	1352 1030
2289	Orange / Brown	→	1115	Copper	Near identical ΔE 0.4	1134 1154
2290	Orange / Brown	→	1115	Copper	Close ΔE 4.0	1346 1134
2291	Brown	→	1322	Dirty Penny	Close ΔE 4.4	1233 1344
2292	Pale Grey	→	4073	Metal	Close ΔE 3.2	0108 0142
2294	Orchid Tint	→	1755	Hyacinth	Close ΔE 4.2	2160 2655
2298	Vapor	→	0003	Ghost White	Close ΔE 3.2	3770 0184
2301	Jadeite	→	5552	Palm Leaf	Close ΔE 4.3	4752 5664
2306	Navy	→	3554	Navy	Near identical ΔE 0.3	3732 3344
2006	Peach Fuzz	→	1351	Starfish	Close ΔE 2.3	1760 2520
2008	Lilac Sachet	→	2560	Azalea Pink	Close ΔE 3.3	2250 3045
2009	Begonia Pink	→	2530	Rose	Approximate ΔE 5.2	2152 2220
2011	Rosebloom	→	2530	Rose	Close ΔE 4.0	2152 2153
2012	Rosebloom	→	2530	Rose	Close ΔE 4.0	2152 2153
2013	Strawberry Ice	→	1921	Blossom	Close ΔE 3.8	1600 2153
2125	Almond Cream	→	1351	Starfish	Close ΔE 2.8	1760 1362
2161	Grain	→	1141	Tan	Close ΔE 3.0	1351 1352
2165	Cameo Pink	→	2051	Teaberry	Close ΔE 4.7	2153 2560
2038	Sea Pink	→	2153	Dusty Mauve	Very close ΔE 1.4	2241 2152
2061	Crystal Blue	→	3750	Winter Frost	Close ΔE 4.3	3963 3652
2190	Della Robbia Blue	→	3810	Laguna	Close ΔE 3.1	3630 3450
2193	Wedgewood	→	3410	Rich Blue	Approximate ΔE 5.6	3631 2920
2194	Bleached Denim	→	3062	Cinder	Approximate ΔE 7.4	2920 3410
2200	Tempest	→	3062	Cinder	Close ΔE 4.3	3953 3842
2074	Gray Ridge	→	3953	Ocean Blue	Approximate ΔE 7.0	2674 0111
2077	Winsome Orchid	→	2655	Aura	Approximate ΔE 5.2	2051 2166
2205	Sweet Lavender	→	3450	Lavendar	Approximate ΔE 5.2	3030 3251
2206	Persian Violet	→	3130	Dawn of Violet	Approximate ΔE 5.2	3251 2920
2207	Dusk	→	3953	Ocean Blue	Approximate ΔE 6.7	2674 2762
2087	Dusted Peri	→	2920	Purple	Approximate ΔE 7.9	3062 3410
2213	Purple Sage	→	3953	Ocean Blue	Approximate ΔE 8.9	3062 3274
2096	Light Clear Blue	→	4152	Serenity	Close ΔE 4.1	4752 4113
2089	Bleached Aqua	→	4250	Snomoon	Approximate ΔE 6.4	4240 4952
2228	Crystal Blue	→	3750	Winter Frost	Close ΔE 4.3	3963 3652
2230	Alaskan Blue	→	3830	Surfs' Up	Approximate ΔE 5.5	3630 3810
2094	Cobalt	→	4032	Teal	Close ΔE 4.2	3830 3810
2234	Ambrosia	→	5650	Spring Frost	Approximate ΔE 6.0	5050 1140
2099	Ambrosia	→	5650	Spring Frost	Approximate ΔE 6.0	5050 1140
2235	Bird Egg Green	→	5220	Silver Sage	Very close ΔE 2.1	5450 4952
2236	Green Ash	→	5450	Basic Seafoam	Close ΔE 2.6	5440 5220
2238	Ocean Wave	→	5220	Silver Sage	Very close ΔE 1.5	5450 4740
2239	Blue Turquoise	→	4752	Vintage Blue	Approximate ΔE 6.8	4421 4152
2102	Spearmint	→	5115	Baccarat Green	Approximate ΔE 5.3	5210 4452
2240	Brilliant Green	→	5822	Kiwi	Approximate ΔE 7.4	5450 5531
2248	Sage Green	→	6071	Old Lace	Approximate ΔE 5.5	0453 0643
2249	Seneca Rock	→	0862	Wild Rice	Approximate ΔE 5.5	0152 4073
2112	Stormy Sea	→	0111	Whale	Approximate ΔE 7.4	0112 3842
2257	Sea Foam	→	5552	Palm Leaf	Approximate ΔE 6.0	5220 0124
2258	Silver Lining	→	0150	Mystik Grey	Close ΔE 4.0	0873 0151
2259	Silver Lining	→	0150	Mystik Grey	Close ΔE 4.0	0873 0151
2260	Misty Jade	→	5050	Luster	Approximate ΔE 5.9	5220 5450
2261	Aqua Gray	→	5552	Palm Leaf	Close ΔE 3.5	4752 0150
2263	Aqua Gray	→	5552	Palm Leaf	Close ΔE 3.5	4752 0150
2264	Aqua Gray	→	5552	Palm Leaf	Close ΔE 3.5	4752 0150
2266	Tourmaline	→	4752	Vintage Blue	Approximate ΔE 6.5	3572 4152
2267	Smoke Blue	→	3852	Manatee	Approximate ΔE 5.7	3842 4643
2107	Evergreen	→	5335	Swamp	Very close ΔE 2.2	5324 5565
2268	Evergreen	→	5335	Swamp	Very close ΔE 2.2	5324 5565
2269	Evergreen	→	5335	Swamp	Very close ΔE 2.2	5324 5565
2270	Evergreen	→	5335	Swamp	Very close ΔE 2.2	5324 5565
2271	Cloud Dancer	→	2170	Chiffon	Close ΔE 2.6	0003 1860
2116	Star White	→	2170	Chiffon	Close ΔE 2.5	1860 0003
2272	Pastel Parchment	→	0184	Pearl	Close ΔE 2.5	1172 1755
2117	Whisper White	→	1172	Ivory	Close ΔE 3.2	0870 0761
2118	Whisper Pink	→	0672	Baquette	Close ΔE 2.4	1172 0781
2273	Crystal Gray	→	0184	Pearl	Very close ΔE 1.1	0672 1172
2119	Shell	→	0672	Baquette	Close ΔE 3.3	0184 1172
2274	Peach Whip	→	1760	Twine	Approximate ΔE 5.6	2520 0184
2122	Gray Morn	→	0150	Mystik Grey	Close ΔE 4.1	0873 0124
2276	Simply Taupe	→	0862	Wild Rice	Close ΔE 4.2	0151 0873
2277	String	→	0151	Cloud	Very close ΔE 2.2	0862 0874
2278	Adobe Rose	→	0874	Gravel	Near identical ΔE 1.0	0151 0934
2128	Rugby Tan	→	0874	Gravel	Close ΔE 4.5	0934 1061
2279	Gray	→	0151	Cloud	Close ΔE 3.2	0873 0862
2280	String	→	0151	Cloud	Very close ΔE 2.2	0862 0874
2124	Sphinx	→	0874	Gravel	Close ΔE 3.5	0151 0862
2281	Mushroom	→	0151	Cloud	Very close ΔE 2.3	0874 0934
2282	Sphinx	→	0874	Gravel	Close ΔE 3.5	0151 0862
2129	Quail	→	2762	Misty Rose	Approximate ΔE 7.1	0722 1972
2284	Gray Ridge	→	3953	Ocean Blue	Approximate ΔE 7.0	2674 0111
2134	Twilight Mauve	→	1874	Pewter	Poor match ΔE 10.0	0776 0722
2141	Lilac Gray	→	0142	Sterling	Approximate ΔE 5.6	0131 3971
2142	Hushed Violet	→	0184	Pearl	Close ΔE 4.7	1755 0182
2293	Lilac Gray	→	0142	Sterling	Approximate ΔE 5.6	0131 3971
2295	Silver Rose	→	2674	Steel	Close ΔE 4.8	2762 0108
2296	Gull	→	1972	Silvery Grey	Close ΔE 2.8	0152 0111
2144	Lavender Aura	→	0131	Smoke	Approximate ΔE 5.7	0108 2674
2145	Gull Gray	→	0108	Cobblestone	Approximate ΔE 5.3	0142 4073
2297	White Sand	→	0184	Pearl	Close ΔE 2.4	1172 3770
2136	Blue Blush	→	3770	Oyster	Very close ΔE 1.6	0003 3971
2299	Pearl Blue	→	0105	Ash Mist	Close ΔE 2.9	0142 3572
2300	Highrise	→	0142	Sterling	Close ΔE 3.2	0150 0105
2302	Gull Gray	→	0108	Cobblestone	Approximate ΔE 5.3	0142 4073
2303	Dapple Gray	→	0131	Smoke	Close ΔE 4.0	0108 0142
2143	Thistle	→	0131	Smoke	Approximate ΔE 6.7	0142 3030
2146	Purple Cloud	→	3450	Lavendar	Close ΔE 4.1	3641 2674
2304	Silver Rose	→	2674	Steel	Close ΔE 4.8	2762 0108
2147	Gray Ridge	→	3953	Ocean Blue	Approximate ΔE 7.0	2674 0111
2148	Dusk	→	3953	Ocean Blue	Approximate ΔE 6.7	2674 2762
2305	Gray Ridge	→	3953	Ocean Blue	Approximate ΔE 7.0	2674 0111
2149	Snow White	→	1172	Ivory	Close ΔE 3.6	0870 0003

Match quality is the CIEDE2000 color difference (ΔE00) computed from screen RGB values. Sheen (rayon vs polyester), thread weight and dye lot also affect how a substitute looks — confirm with a physical thread card before ordering.

About Marathon Polyester

Marathon Polyester is a 40 wt trilobal polyester machine embroidery thread popular with home and small-shop embroiderers for its price and wide shade range.

About Isacord 40

Isacord 40 is Amann Group's trilobal polyester embroidery thread and one of the most widely stocked threads in commercial embroidery. It is colorfast, bleach-safe and runs cleanly at high speed, which is why so many digitized designs are keyed to Isacord numbers.

More Marathon Polyester conversion charts

Marathon→Brother Embroidery Marathon→Coats Sylko Marathon→Fil-Tec Glide Marathon→Floriani Polyester Marathon→Gunold POLY 40 Marathon→Hemingworth PolySelect Marathon→Janome Polyester Marathon→Madeira Classic Rayon 40 Marathon→Madeira Polyneon 40 Marathon→Marathon Rayon Marathon→Mettler Poly Sheen Marathon→Robison-Anton Super Brite Rayon Marathon→Robison-Anton Super Strength Polyester Marathon→Sulky PolyLite / Poly Deco Marathon→Sulky Rayon 40

Frequently asked questions

Is there a Marathon Polyester to Isacord 40 conversion chart?

Yes — this page lists the closest Isacord 40 color for all 301 Marathon Polyester colors, computed with the CIEDE2000 color-difference formula from each brand's published color values.

How many Marathon Polyester colors have a close match in Isacord 40?

59 of 301 colors (20%) rate Very close or better, and 71% rate Close or better. The remaining colors have only approximate substitutes.

Can I convert Isacord 40 back to Marathon Polyester?

Yes, use the reverse chart: Isacord 40 to Marathon Polyester. Because each brand's palette is different, the reverse match is not always the same color.