ColorXprez

#2A2E40

Gunmetal · very dark cool blue

About #2A2E40

#2A2E40 is a muted, very dark shade in the blue family. On screen it is built from 16% red, 18% green and 25% blue; for print, its CMYK mix is 34% cyan, 28% magenta, 0% yellow and 75% black. Its overall feel is cool.

Of the common colour names it is similar to Gunmetal (ΔE 9.8); Charcoal comes next. Its complementary colour, directly opposite on the colour wheel, is #403C2A — a espresso tone that gives the strongest contrast in hue.

Designers tend to use very dark tones like #2A2E40 for headings, body text, footers and dark-mode backgrounds. White text reads best on it at 13.43:1 (a WCAG AAA pass). Used as a text colour on white, it is readable too (13.43:1).

Colour codes

HEX
RGB
HSL
HSV / HSB
CMYK
CIELAB
Decimal
CSS
Red42
Green46
Blue64

Closest named colours

Gunmetal
#2A3439 · ΔE 9.8
Charcoal
#36454F · ΔE 11.9
Jet
#2B2B2B · ΔE 12.5

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

Text on #2A2E40

WCAG contrast for white and black text on this colour.

White heading text
Body copy set on gunmetal #2A2E40.
13.43:1AAA
Black heading text
Body copy set on gunmetal #2A2E40.
1.56:1Fail

Colour-blindness preview

How #2A2E40 appears to people with the three most common types of colour-vision deficiency.

Normal vision
#2A2E40
Protanopia (no red cones)
#293041
Deuteranopia (no green cones)
#272E40
Tritanopia (no blue cones)
#243134

Shades, tints & matching colours

Tints and shades

Complementary

Analogous

Triadic

Split complementary

Tetradic

Similar colours

Frequently asked questions

›What colour is #2A2E40?

#2A2E40 is a muted, very dark shade in the blue family. On screen it is built from 16% red, 18% green and 25% blue; for print, its CMYK mix is 34% cyan, 28% magenta, 0% yellow and 75% black. Its overall feel is cool.

›What text colour should I use on #2A2E40?

Use white text. White on #2A2E40 has a contrast ratio of 13.43:1 (AAA).

›What colours go with #2A2E40?

Its complementary colour is #403C2A, and analogous partners are #2A3940 and #312A40.