ColorXprez

#3D596A

Charcoal · dark cool blue

About #3D596A

#3D596A is a dark, muted blue colour. Digitally that works out to 24% red, 35% green and 42% blue. In CMYK print terms it is 42% cyan, 16% magenta, 0% yellow and 58% black. Most people will perceive it as cool.

Visually it is similar to Charcoal (ΔE 9.7), with Slate Gray the next nearest named colour. Across the colour wheel sits #6A4E3D (coffee), its complementary partner.

Because it is dark, it is most useful for headings, body text, footers and dark-mode backgrounds. White text reads best on it at 7.41:1 (a WCAG AAA pass). Used as a text colour on white, it is readable too (7.41:1).

Colour codes

HEX
RGB
HSL
HSV / HSB
CMYK
CIELAB
Decimal
CSS
Red61
Green89
Blue106

Closest named colours

Charcoal
#36454F · ΔE 9.7
Slate Gray
#708090 · ΔE 17.0
Dark Teal
#014D4E · ΔE 17.3

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

Text on #3D596A

WCAG contrast for white and black text on this colour.

White heading text
Body copy set on charcoal #3D596A.
7.41:1AAA
Black heading text
Body copy set on charcoal #3D596A.
2.84:1Fail

Colour-blindness preview

How #3D596A appears to people with the three most common types of colour-vision deficiency.

Normal vision
#3D596A
Protanopia (no red cones)
#51586B
Deuteranopia (no green cones)
#4B536A
Tritanopia (no blue cones)
#2C5D5E

Shades, tints & matching colours

Tints and shades

Complementary

Analogous

Triadic

Split complementary

Tetradic

Similar colours

Frequently asked questions

›What colour is #3D596A?

#3D596A is a dark, muted blue colour. Digitally that works out to 24% red, 35% green and 42% blue. In CMYK print terms it is 42% cyan, 16% magenta, 0% yellow and 58% black. Most people will perceive it as cool.

›What text colour should I use on #3D596A?

Use white text. White on #3D596A has a contrast ratio of 7.41:1 (AAA).

›What colours go with #3D596A?

Its complementary colour is #6A4E3D, and analogous partners are #3D6A65 and #3D426A.