#81E899
Closest named color: Light Green (#90EE90). oklch(84.9% 0.147 149.9), rgb(129, 232, 153).
Aa
Black text reads best on this color (13.93:1).
About this color
#81E899 is a light, vivid green. In OKLCH its lightness is 85%, its chroma 0.147 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 0.026 away. Black text reads best on it, at 13.93:1.
| Hue family | Greens |
| Lightness | light (85%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Light Green (#90EE90) |
| Black text | 13.93:1 |
| White text | 1.50:1 |
Values
| HEX | #81E899 |
| RGB | rgb(129, 232, 153) |
| HSL | hsl(134, 69%, 71%) |
| OKLCH | oklch(84.9% 0.147 149.9) |
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 #81E899 | 1.50:1 | Fails | Lc -26.6 | Dividers and decoration only |
| Black text on #81E899 | 13.93:1 | AAA | Lc 80.3 | Fine for body text |
| #81E899 text on white | 1.50:1 | Fails | Lc 23.5 | Dividers and decoration only |
| #81E899 text on black | 13.93:1 | AAA | Lc -79.7 | 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
#EAFBED
oklch(97.2% 0.026 150.8)
-
Step 100
100
#D1F5D7
oklch(93.6% 0.055 150)
-
Step 200
200 (this color)
#81E899
oklch(84.9% 0.147 149.9)
-
Step 300
300
#4FE17B
oklch(80.8% 0.189 149.8)
-
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
#006029
oklch(42.7% 0.118 150)
-
Step 900
900
#005021
oklch(37.7% 0.104 150)
-
Step 950
950
#003011
oklch(27% 0.074 150)
#81E899 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) | #E9D994 | 0.122 |
| Deuteranopia (no green cones) | #DACE9E | 0.121 |
| Tritanopia (no blue cones) | #6EE5D4 | 0.081 |
| Achromatopsia (no color) | #D2D2D2 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81E899
#81E899
oklch(84.9% 0.147 149.9)
- #FFACF8
#FFACF8
oklch(84.8% 0.136 329.7)
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 #81E899, closest first.
No curated palette has a color within ΔE 0.04 of #81E899.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Green #90EE90 ΔE 0.026
- Hospital Green #9BE5AA ΔE 0.038
- Seafoam Green #7AF9AB ΔE 0.044
- Seafoam #80F9AD ΔE 0.046
- Light Blue Green #7EFBB3 ΔE 0.052
- Light Green Blue #56FCA2 ΔE 0.055
- Aqua Marine #2EE8BB ΔE 0.058
- Pale Green #98FB98 ΔE 0.059
Use #81E899 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.