ColorXprez

#2D233E

Oxford Blue · very dark cool purple

About #2D233E

#2D233E is a very dark, muted purple colour. Digitally that works out to 18% red, 14% green and 24% blue. In CMYK print terms it is 27% cyan, 44% magenta, 0% yellow and 76% black. Most people will perceive it as cool.

Visually it is similar to Oxford Blue (ΔE 13.3), with Prussian Blue the next nearest named colour. Across the colour wheel sits #343E23 (dark green), its complementary partner.

Because it is very dark, it is most useful for headings, body text, footers and dark-mode backgrounds. White text reads best on it at 14.77:1 (a WCAG AAA pass). Used as a text colour on white, it is readable too (14.77:1).

Colour codes

HEX
RGB
HSL
HSV / HSB
CMYK
CIELAB
Decimal
CSS
Red45
Green35
Blue62

Closest named colours

Oxford Blue
#002147 · ΔE 13.3
Prussian Blue
#003153 · ΔE 15.6
Gunmetal
#2A3439 · ΔE 18.8

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

Text on #2D233E

WCAG contrast for white and black text on this colour.

White heading text
Body copy set on oxford blue #2D233E.
14.77:1AAA
Black heading text
Body copy set on oxford blue #2D233E.
1.42:1Fail

Colour-blindness preview

How #2D233E appears to people with the three most common types of colour-vision deficiency.

Normal vision
#2D233E
Protanopia (no red cones)
#1C283F
Deuteranopia (no green cones)
#1E283D
Tritanopia (no blue cones)
#2A272D

Shades, tints & matching colours

Tints and shades

Complementary

Analogous

Triadic

Split complementary

Tetradic

Similar colours

Frequently asked questions

›What colour is #2D233E?

#2D233E is a very dark, muted purple colour. Digitally that works out to 18% red, 14% green and 24% blue. In CMYK print terms it is 27% cyan, 44% magenta, 0% yellow and 76% black. Most people will perceive it as cool.

›What text colour should I use on #2D233E?

Use white text. White on #2D233E has a contrast ratio of 14.77:1 (AAA).

›What colours go with #2D233E?

Its complementary colour is #343E23, and analogous partners are #23273E and #3A233E.