ColorXprez

#335166

Charcoal · dark cool blue

About #335166

With the hex code #335166, this is a dark blue with a muted character. Its RGB recipe is 20% red, 32% green and 40% blue, while a printer would mix 50% cyan, 21% magenta, 0% yellow and 60% black. It reads as a cool colour.

If you had to name it, it is similar to Charcoal — a ΔE of 9.1 — followed by Gunmetal. For maximum hue contrast, pair it with its complement #664833, a coffee shade.

In design, a dark colour like this works best for headings, body text, footers and dark-mode backgrounds. White text reads best on it at 8.37:1 (a WCAG AAA pass). Used as a text colour on white, it is readable too (8.37:1).

Colour codes

HEX
RGB
HSL
HSV / HSB
CMYK
CIELAB
Decimal
CSS
Red51
Green81
Blue102

Closest named colours

Charcoal
#36454F · ΔE 9.1
Gunmetal
#2A3439 · ΔE 16.5
Prussian Blue
#003153 · ΔE 17.1

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

Text on #335166

WCAG contrast for white and black text on this colour.

White heading text
Body copy set on charcoal #335166.
8.37:1AAA
Black heading text
Body copy set on charcoal #335166.
2.51:1Fail

Colour-blindness preview

How #335166 appears to people with the three most common types of colour-vision deficiency.

Normal vision
#335166
Protanopia (no red cones)
#485167
Deuteranopia (no green cones)
#414B66
Tritanopia (no blue cones)
#1C5658

Shades, tints & matching colours

Tints and shades

Complementary

Analogous

Triadic

Split complementary

Tetradic

Similar colours

Frequently asked questions

›What colour is #335166?

With the hex code #335166, this is a dark blue with a muted character. Its RGB recipe is 20% red, 32% green and 40% blue, while a printer would mix 50% cyan, 21% magenta, 0% yellow and 60% black. It reads as a cool colour.

›What text colour should I use on #335166?

Use white text. White on #335166 has a contrast ratio of 8.37:1 (AAA).

›What colours go with #335166?

Its complementary colour is #664833, and analogous partners are #336662 and #333866.