#81E8A9
Closest named color: Hospital Green (#9BE5AA). oklch(85.2% 0.132 155.5), rgb(129, 232, 169).
Aa
Black text reads best on this color (14.04:1).
About this color
#81E8A9 is a light, moderately saturated green. In OKLCH its lightness is 85%, its chroma 0.132 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.025 away. Black text reads best on it, at 14.04:1.
| Hue family | Greens |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 14.04:1 |
| White text | 1.49:1 |
Values
| HEX | #81E8A9 |
| RGB | rgb(129, 232, 169) |
| HSL | hsl(143, 69%, 71%) |
| OKLCH | oklch(85.2% 0.132 155.5) |
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 #81E8A9 | 1.49:1 | Fails | Lc -26.2 | Dividers and decoration only |
| Black text on #81E8A9 | 14.04:1 | AAA | Lc 80.7 | Fine for body text |
| #81E8A9 text on white | 1.49:1 | Fails | Lc 23.0 | Dividers and decoration only |
| #81E8A9 text on black | 14.04:1 | AAA | Lc -80.2 | 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
#EAFAEF
oklch(97% 0.022 155.9)
-
Step 100
100
#D1F4DC
oklch(93.6% 0.049 155.4)
-
Step 200
200 (this color)
#81E8A9
oklch(85.2% 0.132 155.5)
-
Step 300
300
#4CE090
oklch(80.9% 0.17 155.5)
-
Step 400
400
#00BF70
oklch(70.7% 0.173 155.6)
-
Step 500
500
#00A45F
oklch(63.2% 0.155 155.5)
-
Step 600
600
#008A4F
oklch(55.7% 0.136 155.4)
-
Step 700
700
#007442
oklch(49.1% 0.12 155.6)
-
Step 800
800
#005F35
oklch(42.7% 0.104 155.6)
-
Step 900
900
#004F2B
oklch(37.6% 0.092 155.5)
-
Step 950
950
#003018
oklch(27.2% 0.067 155.5)
#81E8A9 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) | #E7DAA5 | 0.119 |
| Deuteranopia (no green cones) | #D8CFAD | 0.116 |
| Tritanopia (no blue cones) | #6AE6D7 | 0.064 |
| Achromatopsia (no color) | #D3D3D3 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81E8A9
#81E8A9
oklch(85.2% 0.132 155.5)
- #FFB1EC
#FFB1EC
oklch(85.2% 0.117 335.8)
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 #81E8A9, closest first.
No curated palette has a color within ΔE 0.04 of #81E8A9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.025
- Light Green #90EE90 ΔE 0.041
- Light Teal #90E4C1 ΔE 0.041
- Seafoam #80F9AD ΔE 0.046
- Seafoam Green #7AF9AB ΔE 0.046
- Light Turquoise #7EF4CC ΔE 0.047
- Aqua Marine #2EE8BB ΔE 0.049
- Light Blue Green #7EFBB3 ΔE 0.050
Use #81E8A9 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.