ColorWell · contrast check
White or black text on #22c55e?
Tailwind green-500
Use black text. It gives 9.22:1, which passes AAA (and AA).
White text
2.28:1
fails AA
Black text
9.22:1
passes AAA (and AA)
What the thresholds mean
| Level | Needs | White text | Black text |
|---|---|---|---|
| AA, normal text | 4.5:1 | fail | pass |
| AA, large text (18pt+/14pt bold) | 3:1 | fail | pass |
| AAA, normal text | 7:1 | fail | pass |
If you need the other one to pass
Same hue, moved along the lightness ramp until the ratio clears AA.
- For white text, use
#007c1f— 5.38:1
The colour itself
- Hex:
#22c55e - RGB:
34, 197, 94 - Oklch:
72.27% 0.192 150
Shade ramp
#bfffcc #9ef6af #73df8d #38c264 #009f32 #007c1f #005c0b #003d00 #002100
Paste this into your config
// tailwind.config.js
colors: {
brand: {
100: "#bfffcc",
200: "#9ef6af",
300: "#73df8d",
400: "#38c264",
500: "#009f32",
600: "#007c1f",
700: "#005c0b",
800: "#003d00",
900: "#002100",
},
}Text colour to pair with the 500 shade (#009f32): black, at 6.01:1. For #22c55e itself it is black, at 9.22:1.
Your own colours, the same way
Paste any hex and get this page for it live — ratio, verdict, ramp. Export the whole palette to CSS variables, a Tailwind config or Figma tokens when you want it in the project rather than on the screen.
Open ColorWellOther colours
- text on #ef4444 Tailwind red-500
- text on #f97316 Tailwind orange-500
- text on #f59e0b Tailwind amber-500
- text on #eab308 Tailwind yellow-500
- text on #84cc16 Tailwind lime-500
- text on #10b981 Tailwind emerald-500
- text on #14b8a6 Tailwind teal-500
- text on #06b6d4 Tailwind cyan-500
- text on #0ea5e9 Tailwind sky-500
- text on #3b82f6 Tailwind blue-500
- text on #6366f1 Tailwind indigo-500
- text on #8b5cf6 Tailwind violet-500