#81EF9B
Closest named color: Light Green (#90EE90). oklch(86.6% 0.155 149.8), rgb(129, 239, 155).
Aa
Black text reads best on this color (14.75:1).
About this color
#81EF9B is a light, vivid green. In OKLCH its lightness is 87%, its chroma 0.155 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Green (#90EE90), ΔE 0.016 away. Black text reads best on it, at 14.75:1.
| Hue family | Greens |
| Lightness | light (87%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Light Green (#90EE90) |
| Black text | 14.75:1 |
| White text | 1.42:1 |
Values
| HEX | #81EF9B |
| RGB | rgb(129, 239, 155) |
| HSL | hsl(134, 77%, 72%) |
| OKLCH | oklch(86.6% 0.155 149.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #81EF9B | 1.42:1 | Fails | Lc -23.0 | Dividers and decoration only |
| Black text on #81EF9B | 14.75:1 | AAA | Lc 83.6 | Fine for body text |
| #81EF9B text on white | 1.42:1 | Fails | Lc 20.1 | Dividers and decoration only |
| #81EF9B text on black | 14.75:1 | AAA | Lc -83.3 | Fine for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 200.
-
Step 50
50
#EAFBEC
oklch(97.1% 0.027 148.8)
-
Step 100
100
#D0F5D6
oklch(93.5% 0.057 149.8)
-
Step 200
200 (this color)
#81EF9B
oklch(86.6% 0.155 149.8)
-
Step 300
300
#42E376
oklch(80.9% 0.2 149.7)
-
Step 400
400
#00C058
oklch(70.6% 0.195 149.8)
-
Step 500
500
#00A54B
oklch(63.1% 0.174 149.9)
-
Step 600
600
#008B3E
oklch(55.6% 0.154 149.9)
-
Step 700
700
#007533
oklch(49.1% 0.136 149.9)
-
Step 800
800
#006028
oklch(42.7% 0.119 149.7)
-
Step 900
900
#005021
oklch(37.7% 0.104 150)
-
Step 950
950
#003011
oklch(27% 0.074 150)
#81EF9B with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #F0DF95 | 0.129 |
| Deuteranopia (no green cones) | #E0D4A0 | 0.126 |
| Tritanopia (no blue cones) | #6CEBD9 | 0.086 |
| Achromatopsia (no color) | #D8D8D8 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81EF9B
#81EF9B
oklch(86.6% 0.155 149.8)
- #FFB6F8
#FFB6F8
oklch(86.5% 0.119 329.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #81EF9B, closest first.
No curated palette has a color within ΔE 0.04 of #81EF9B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Green #90EE90 ΔE 0.016
- Seafoam Green #7AF9AB ΔE 0.027
- Seafoam #80F9AD ΔE 0.029
- Light Blue Green #7EFBB3 ΔE 0.036
- Light Green Blue #56FCA2 ΔE 0.040
- Pale Green #98FB98 ΔE 0.042
- Foam Green #90FDA9 ΔE 0.042
- Hospital Green #9BE5AA ΔE 0.045
Use #81EF9B in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.