ColorXprez

#151D16

Onyx · very dark neutral

About #151D16

With the hex code #151D16, this is a very dark black with a near-neutral character. Its RGB recipe is 8% red, 11% green and 9% blue, while a printer would mix 28% cyan, 0% magenta, 24% yellow and 89% black. Being nearly neutral, it pairs easily with warm and cool tones alike.

If you had to name it, it is similar to Onyx — a ΔE of 8.1 — followed by Jet. For maximum hue contrast, pair it with its complement #1D151C, a onyx shade.

In design, a very dark colour like this works best for headings, body text, footers and dark-mode backgrounds. White text reads best on it at 17.22:1 (a WCAG AAA pass). Used as a text colour on white, it is readable too (17.22:1).

Colour codes

HEX
RGB
HSL
HSV / HSB
CMYK
CIELAB
Decimal
CSS
Red21
Green29
Blue22

Closest named colours

Onyx
#111111 · ΔE 8.1
Jet
#2B2B2B · ΔE 10.2
Black
#000000 · ΔE 11.8

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

Text on #151D16

WCAG contrast for white and black text on this colour.

White heading text
Body copy set on onyx #151D16.
17.22:1AAA
Black heading text
Body copy set on onyx #151D16.
1.22:1Fail

Colour-blindness preview

How #151D16 appears to people with the three most common types of colour-vision deficiency.

Normal vision
#151D16
Protanopia (no red cones)
#1D1C16
Deuteranopia (no green cones)
#1C1B16
Tritanopia (no blue cones)
#141D1B

Shades, tints & matching colours

Tints and shades

Complementary

Analogous

Triadic

Split complementary

Tetradic

Similar colours

Frequently asked questions

›What colour is #151D16?

With the hex code #151D16, this is a very dark black with a near-neutral character. Its RGB recipe is 8% red, 11% green and 9% blue, while a printer would mix 28% cyan, 0% magenta, 24% yellow and 89% black. Being nearly neutral, it pairs easily with warm and cool tones alike.

›What text colour should I use on #151D16?

Use white text. White on #151D16 has a contrast ratio of 17.22:1 (AAA).

›What colours go with #151D16?

Its complementary colour is #1D151C, and analogous partners are #181D15 and #151D1A.