#232133
Gunmetal · very dark cool blue
About #232133
#232133 is a muted, very dark shade in the blue family. On screen it is built from 14% red, 13% green and 20% blue; for print, its CMYK mix is 31% cyan, 35% magenta, 0% yellow and 80% black. Its overall feel is cool.
Of the common colour names it is similar to Gunmetal (ΔE 13.3); Jet comes next. Its complementary colour, directly opposite on the colour wheel, is #313321 — a espresso tone that gives the strongest contrast in hue.
Designers tend to use very dark tones like #232133 for headings, body text, footers and dark-mode backgrounds. Put white text on top of it — 15.71:1, a WCAG AAA pass. Used as a text colour on white, it is readable too (15.71:1).
Colour codes
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Closest named colours
ΔE measures visible difference: under 2 is barely noticeable, over 10 is clearly different.
Text on #232133
WCAG contrast for white and black text on this colour.
Colour-blindness preview
How #232133 appears to people with the three most common types of colour-vision deficiency.
Shades, tints & matching colours
Similar colours
Frequently asked questions
›What colour is #232133?
#232133 is a muted, very dark shade in the blue family. On screen it is built from 14% red, 13% green and 20% blue; for print, its CMYK mix is 31% cyan, 35% magenta, 0% yellow and 80% black. Its overall feel is cool.
›What text colour should I use on #232133?
Use white text. White on #232133 has a contrast ratio of 15.71:1 (AAA).
›What colours go with #232133?
Its complementary colour is #313321, and analogous partners are #212833 and #2C2133.