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zinc-900

#18181b

Tailwind CSS v4.3.3 zinc-900 is oklch(21% 0.006 285.885) in OKLCH, the format Tailwind uses, and #18181b in HEX.

Class
OKLCH
HEX
RGB
HSL
CSS
Open #18181b in the pickerCheck contrast

Classes

Click to copy. Add /50 for 50% opacity, for example bg-zinc-900/50.

Text on zinc-900

  • Aawhite17.73:1Readable · AA
  • Aablack1.18:1Hard to read
  • Aazinc-5016.98:1Readable · AA

Most readable text from the zinc scale: zinc-50

Tailwind zinc scale

  1. 50
  2. 100
  3. 200
  4. 300
  5. 400
  6. 500
  7. 600
  8. 700
  9. 800
  10. 900
  11. 950

Step 900 in other Tailwind colors

Questions and answers

What is the hex code of Tailwind zinc-900?

zinc-900 is #18181b in HEX, rgb(24 24 27) in RGB and oklch(21% 0.006 285.885) in OKLCH. Tailwind CSS v4.3.3 defines its colors in OKLCH, so the HEX value is the closest sRGB match.

Is Tailwind zinc-900 accessible for text?

White text on zinc-900 has a contrast ratio of 17.73:1 and black text 1.18:1. WCAG AA needs 4.5:1 for normal text and 3:1 for large text, so white text is the better choice here.

How do I use zinc-900 in Tailwind CSS?

Add bg-zinc-900, text-zinc-900 or border-zinc-900 to an element. In your own CSS use var(--color-zinc-900), the CSS variable Tailwind v4 creates for every color.