ColorXprez

#151F1E

Onyx · very dark neutral

About #151F1E

#151F1E is a very dark, near-neutral teal colour. Digitally that works out to 8% red, 12% green and 12% blue. In CMYK print terms it is 32% cyan, 0% magenta, 3% yellow and 88% black. Being nearly neutral, it pairs easily with warm and cool tones alike.

Visually it is very close to Onyx (ΔE 7.5), with Jet the next nearest named colour. Across the colour wheel sits #1F1516 (onyx), 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 16.85:1 (a WCAG AAA pass). Used as a text colour on white, it is readable too (16.85:1).

Colour codes

HEX
RGB
HSL
HSV / HSB
CMYK
CIELAB
Decimal
CSS
Red21
Green31
Blue30

Closest named colours

Onyx
#111111 · ΔE 7.5
Jet
#2B2B2B · ΔE 8.3
Gunmetal
#2A3439 · ΔE 11.0

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

Text on #151F1E

WCAG contrast for white and black text on this colour.

White heading text
Body copy set on onyx #151F1E.
16.85:1AAA
Black heading text
Body copy set on onyx #151F1E.
1.25:1Fail

Colour-blindness preview

How #151F1E appears to people with the three most common types of colour-vision deficiency.

Normal vision
#151F1E
Protanopia (no red cones)
#1E1E1E
Deuteranopia (no green cones)
#1C1C1E
Tritanopia (no blue cones)
#12201F

Shades, tints & matching colours

Tints and shades

Complementary

Analogous

Triadic

Split complementary

Tetradic

Similar colours

Frequently asked questions

›What colour is #151F1E?

#151F1E is a very dark, near-neutral teal colour. Digitally that works out to 8% red, 12% green and 12% blue. In CMYK print terms it is 32% cyan, 0% magenta, 3% yellow and 88% black. Being nearly neutral, it pairs easily with warm and cool tones alike.

›What text colour should I use on #151F1E?

Use white text. White on #151F1E has a contrast ratio of 16.85:1 (AAA).

›What colours go with #151F1E?

Its complementary colour is #1F1516, and analogous partners are #151F19 and #151B1F.