ColorXprez

#56576B

Charcoal · dark cool gray

About #56576B

#56576B is a dark, muted gray colour. Digitally that works out to 34% red, 34% green and 42% blue. In CMYK print terms it is 20% cyan, 19% magenta, 0% yellow and 58% black. Most people will perceive it as cool.

Visually it is similar to Charcoal (ΔE 12.4), with Eggplant the next nearest named colour. Across the colour wheel sits #6B6A56 (umber), its complementary partner.

Because it is dark, it is most useful for headings, body text, footers and dark-mode backgrounds. Put white text on top of it — 7.07:1, a WCAG AAA pass. Used as a text colour on white, it is readable too (7.07:1).

Colour codes

HEX
RGB
HSL
HSV / HSB
CMYK
CIELAB
Decimal
CSS
Red86
Green87
Blue107

Closest named colours

Charcoal
#36454F · ΔE 12.4
Eggplant
#614051 · ΔE 16.1
Slate Gray
#708090 · ΔE 16.6

ΔE measures visible difference: under 2 is barely noticeable, over 10 is clearly different.

Text on #56576B

WCAG contrast for white and black text on this colour.

White heading text
Body copy set on charcoal #56576B.
7.07:1AAA
Black heading text
Body copy set on charcoal #56576B.
2.97:1Fail

Colour-blindness preview

How #56576B appears to people with the three most common types of colour-vision deficiency.

Normal vision
#56576B
Protanopia (no red cones)
#52596C
Deuteranopia (no green cones)
#51586A
Tritanopia (no blue cones)
#515A5E

Shades, tints & matching colours

Tints and shades

Complementary

Analogous

Triadic

Split complementary

Tetradic

Similar colours

Frequently asked questions

›What colour is #56576B?

#56576B is a dark, muted gray colour. Digitally that works out to 34% red, 34% green and 42% blue. In CMYK print terms it is 20% cyan, 19% magenta, 0% yellow and 58% black. Most people will perceive it as cool.

›What text colour should I use on #56576B?

Use white text. White on #56576B has a contrast ratio of 7.07:1 (AAA).

›What colours go with #56576B?

Its complementary colour is #6B6A56, and analogous partners are #56626B and #5F566B.