ColorXprez

#58596B

Charcoal · dark cool gray

About #58596B

#58596B is a muted, dark shade in the gray family. On screen it is built from 35% red, 35% green and 42% blue; for print, its CMYK mix is 18% cyan, 17% magenta, 0% yellow and 58% black. Its overall feel is cool.

Of the common colour names it is similar to Charcoal (ΔE 12.4); Slate Gray comes next. Its complementary colour, directly opposite on the colour wheel, is #6B6A58 — a umber tone that gives the strongest contrast in hue.

Designers tend to use dark tones like #58596B for headings, body text, footers and dark-mode backgrounds. Put white text on top of it — 6.87:1, a WCAG AA pass. Used as a text colour on white, it is readable too (6.87:1).

Colour codes

HEX
RGB
HSL
HSV / HSB
CMYK
CIELAB
Decimal
CSS
Red88
Green89
Blue107

Closest named colours

Charcoal
#36454F · ΔE 12.4
Slate Gray
#708090 · ΔE 15.7
Eggplant
#614051 · ΔE 16.4

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

Text on #58596B

WCAG contrast for white and black text on this colour.

White heading text
Body copy set on charcoal #58596B.
6.87:1AA
Black heading text
Body copy set on charcoal #58596B.
3.06:1AA Large

Colour-blindness preview

How #58596B appears to people with the three most common types of colour-vision deficiency.

Normal vision
#58596B
Protanopia (no red cones)
#555B6C
Deuteranopia (no green cones)
#545A6B
Tritanopia (no blue cones)
#545C5F

Shades, tints & matching colours

Tints and shades

Complementary

Analogous

Triadic

Split complementary

Tetradic

Similar colours

Frequently asked questions

›What colour is #58596B?

#58596B is a muted, dark shade in the gray family. On screen it is built from 35% red, 35% green and 42% blue; for print, its CMYK mix is 18% cyan, 17% magenta, 0% yellow and 58% black. Its overall feel is cool.

›What text colour should I use on #58596B?

Use white text. White on #58596B has a contrast ratio of 6.87:1 (AA).

›What colours go with #58596B?

Its complementary colour is #6B6A58, and analogous partners are #58626B and #61586B.