#09100B
Onyx · very dark neutral
About #09100B
With the hex code #09100B, this is a very dark black with a near-neutral character. Its RGB recipe is 4% red, 6% green and 4% blue, while a printer would mix 44% cyan, 0% magenta, 31% yellow and 94% black. It is close to neutral, so it sits comfortably next to both warm and cool colours.
If you had to name it, it is very close to Onyx — a ΔE of 3.5 — followed by Black. For maximum hue contrast, pair it with its complement #10090E, a onyx shade.
In design, a very dark colour like this works best for headings, body text, footers and dark-mode backgrounds. Put white text on top of it — 19.26:1, a WCAG AAA pass. Used as a text colour on white, it is readable too (19.26:1).
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Closest named colours
ΔE measures visible difference: under 2 is barely noticeable, over 10 is clearly different.
Text on #09100B
WCAG contrast for white and black text on this colour.
Colour-blindness preview
How #09100B appears to people with the three most common types of colour-vision deficiency.
Shades, tints & matching colours
Similar colours
Frequently asked questions
›What colour is #09100B?
With the hex code #09100B, this is a very dark black with a near-neutral character. Its RGB recipe is 4% red, 6% green and 4% blue, while a printer would mix 44% cyan, 0% magenta, 31% yellow and 94% black. It is close to neutral, so it sits comfortably next to both warm and cool colours.
›What text colour should I use on #09100B?
Use white text. White on #09100B has a contrast ratio of 19.26:1 (AAA).
›What colours go with #09100B?
Its complementary colour is #10090E, and analogous partners are #0B1009 and #09100E.