#3300cc

Isacord 40 3543 Royal Blue

HEX #3300cc · RGB 51, 0, 204 · CIELAB L 27 a 68 b -88

Isacord 40 3543 Royal Blue is a very dark, very vivid blue, HEX #3300cc. No other brand comes very close to this one, so compare the alternatives below against a real thread card before you commit.

Open in converter Shop this thread ↗ Full Isacord 40 chart

Equivalent colors in other brands

Brand	Number	Name	HEX	Match	Alternatives
Brother Embroidery full chart	614	Purple	#4e2990	Approximate ΔE 9.4	007 613
Coats Sylko full chart	B4651	Dark Violet	#4a278f	Approximate ΔE 9.1	B4654 B4646
Fil-Tec Glide full chart	42736	Fandango	#4930ad	Approximate ΔE 7.0	30286 30661
Floriani Polyester full chart	K38	Deep Violet Purple	#450a72	Poor match ΔE 12.6	665 688
Gunold POLY 40 full chart	61535	Team Blue	#101b93	Approximate ΔE 8.3	61411 61416
Hemingworth PolySelect full chart	9018	Sapphire	#3417e4	Close ΔE 4.0	1266 1208
Janome Polyester full chart	261	Violet Blue	#6231bd	Approximate ΔE 8.2	262 207
Madeira Classic Rayon 40 full chart	1322	Dark Purple / Navy	#413f79	Poor match ΔE 16.5	1366 1112
Madeira Polyneon 40 full chart	1722	Purple Maze	#43377b	Poor match ΔE 14.5	1922 1767
Marathon Polyester full chart	2084	Dark Purple	#5a138e	Approximate ΔE 9.6	2086 2068
Marathon Rayon full chart	1086	Violet Blue	#4b31ad	Approximate ΔE 7.2	1066 1254
Mettler Poly Sheen full chart	2900	Deep Purple	#472f91	Approximate ΔE 9.7	3110 3114
Robison-Anton Super Brite Rayon full chart	2437	Empire Blue	#3f2893	Approximate ΔE 8.4	2742 2220
Robison-Anton Super Strength Polyester full chart	9049	Purple Chariot	#6000c0	Close ΔE 4.9	9166 9057
Sulky PolyLite / Poly Deco full chart	61535	Blue	#101b93	Approximate ΔE 8.3	61411 61416
Sulky Rayon 40 full chart	1535	Team Blue	#23238b	Approximate ΔE 9.5	1226 1302

Match quality is the CIEDE2000 color difference (ΔE00) worked out from screen RGB values. Check a real thread card before you order.

Similar colors within Isacord 40

3510 Electric Blue 3102 Provence 2900 Deep Purple 3522 Blue

Frequently asked questions

What is the Brother Embroidery equivalent of Isacord 40 3543?

The table on this page gives the closest match and two alternatives for every brand.

What are the HEX and RGB values of Isacord 40 3543 Royal Blue?

On screen it is #3300cc, RGB 51, 0, 204. That is the manufacturer's published screen value; the stitched thread will look a little different depending on sheen and light.