#21357c

Coats Sylko B7415 Dark Royal Blue

HEX #21357c · RGB 33, 53, 124 · CIELAB L 25 a 18 b -43

Coats Sylko B7415 Dark Royal Blue is a very dark, vivid blue, HEX #21357c. 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 Coats Sylko chart

Equivalent colors in other brands

Brand	Number	Name	HEX	Match	Alternatives
Brother Embroidery full chart	406	Ultramarine	#0b3d91	Close ΔE 4.3	007 415
Fil-Tec Glide full chart	30288	Bright Blue	#00337f	Close ΔE 2.6	30287 30661
Floriani Polyester full chart	O55	N / A	#2a396c	Close ΔE 3.7	366 367
Gunold POLY 40 full chart	61460	Medium Electric Blue	#173c86	Close ΔE 3.1	61426 61143
Hemingworth PolySelect full chart	1261	True Blue	#002c77	Close ΔE 3.2	1204 1263
Isacord 40 full chart	3335	Flag Blue	#003893	Close ΔE 4.0	3544 3522
Janome Polyester full chart	207	Blue	#0b2f84	Close ΔE 2.8	262 232
Madeira Classic Rayon 40 full chart	1366	Violet Blue	#2c356b	Close ΔE 3.8	1166 1322
Madeira Polyneon 40 full chart	1767	Royal	#263d76	Close ΔE 3.2	1722 1742
Marathon Polyester full chart	2070	Blue Suede	#00337f	Close ΔE 2.6	2195 2196
Marathon Rayon full chart	1254	Blue	#2f348e	Close ΔE 4.0	1068 1084
Mettler Poly Sheen full chart	3353	Light Midnight	#273075	Close ΔE 2.4	3102 3335
Robison-Anton Super Brite Rayon full chart	2627	Pro Royal	#00337f	Close ΔE 2.6	2438 2436
Robison-Anton Super Strength Polyester full chart	5685	Jamie Blue	#003478	Close ΔE 3.2	5520 9171
Sulky PolyLite / Poly Deco full chart	526	Cobalt Blue	#113675	Close ΔE 2.8	61460 61426
Sulky Rayon 40 full chart	526	Cobalt Blue	#113675	Close ΔE 2.8	1202 1535

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 Coats Sylko

B7401 Dark Royal Blue B4640 Dark Royal Blue B7323 Dark Royal Blue B4653 Medium Royal Blue

Frequently asked questions

What is the Brother Embroidery equivalent of Coats Sylko B7415?

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

What are the HEX and RGB values of Coats Sylko B7415 Dark Royal Blue?

On screen it is #21357c, RGB 33, 53, 124. That is the manufacturer's published screen value; the stitched thread will look a little different depending on sheen and light.