ColorXprez

#403F2E

Graphite · dark warm yellow

About #403F2E

#403F2E is a muted, dark shade in the yellow family. On screen it is built from 25% red, 25% green and 18% blue; for print, its CMYK mix is 0% cyan, 2% magenta, 28% yellow and 75% black. Its overall feel is warm.

Of the common colour names it is similar to Graphite (ΔE 11.4); Espresso comes next. Its complementary colour, directly opposite on the colour wheel, is #2E2F40 — a gunmetal tone that gives the strongest contrast in hue.

Designers tend to use dark tones like #403F2E for headings, body text, footers and dark-mode backgrounds. White text reads best on it at 10.67:1 (a WCAG AAA pass). Used as a text colour on white, it is readable too (10.67:1).

Colour codes

HEX
RGB
HSL
HSV / HSB
CMYK
CIELAB
Decimal
CSS
Red64
Green63
Blue46

Closest named colours

Graphite
#383838 · ΔE 11.4
Espresso
#3B2A20 · ΔE 11.9
Umber
#635147 · ΔE 13.2

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

Text on #403F2E

WCAG contrast for white and black text on this colour.

White heading text
Body copy set on graphite #403F2E.
10.67:1AAA
Black heading text
Body copy set on graphite #403F2E.
1.97:1Fail

Colour-blindness preview

How #403F2E appears to people with the three most common types of colour-vision deficiency.

Normal vision
#403F2E
Protanopia (no red cones)
#423E2D
Deuteranopia (no green cones)
#433F2F
Tritanopia (no blue cones)
#433D3A

Shades, tints & matching colours

Tints and shades

Complementary

Analogous

Triadic

Split complementary

Tetradic

Similar colours

Frequently asked questions

›What colour is #403F2E?

#403F2E is a muted, dark shade in the yellow family. On screen it is built from 25% red, 25% green and 18% blue; for print, its CMYK mix is 0% cyan, 2% magenta, 28% yellow and 75% black. Its overall feel is warm.

›What text colour should I use on #403F2E?

Use white text. White on #403F2E has a contrast ratio of 10.67:1 (AAA).

›What colours go with #403F2E?

Its complementary colour is #2E2F40, and analogous partners are #40362E and #38402E.