#81D99D
Closest named color: Hospital Green (#9BE5AA). oklch(81.4% 0.121 153.2), rgb(129, 217, 157).
Aa
Black text reads best on this color (12.34:1).
About this color
#81D99D is a light, moderately saturated green. In OKLCH its lightness is 81%, its chroma 0.121 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.046 away. Black text reads best on it, at 12.34:1.
| Hue family | Greens |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 12.34:1 |
| White text | 1.70:1 |
Values
| HEX | #81D99D |
| RGB | rgb(129, 217, 157) |
| HSL | hsl(139, 54%, 68%) |
| OKLCH | oklch(81.4% 0.121 153.2) |
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 #81D99D | 1.70:1 | Fails | Lc -34.1 | Non-text elements, placeholder text |
| Black text on #81D99D | 12.34:1 | AAA | Lc 73.6 | Content text, not long reading |
| #81D99D text on white | 1.70:1 | Fails | Lc 30.3 | Non-text elements, placeholder text |
| #81D99D text on black | 12.34:1 | AAA | Lc -72.5 | Content text, not long reading |
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 300.
-
Step 50
50
#EEF9F0
oklch(97.1% 0.017 151.1)
-
Step 100
100
#D9F1DF
oklch(93.6% 0.035 153.2)
-
Step 200
200
#B8E7C5
oklch(88.6% 0.067 153.5)
-
Step 300
300 (this color)
#81D99D
oklch(81.4% 0.121 153.2)
-
Step 400
400
#00C067
oklch(70.8% 0.182 153.1)
-
Step 500
500
#00A458
oklch(63% 0.161 153.3)
-
Step 600
600
#008A49
oklch(55.5% 0.142 153.3)
-
Step 700
700
#00743C
oklch(49% 0.126 153.1)
-
Step 800
800
#005F30
oklch(42.6% 0.109 153.1)
-
Step 900
900
#005027
oklch(37.8% 0.098 152.9)
-
Step 950
950
#003015
oklch(27.1% 0.07 152.9)
#81D99D 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) | #D9CC99 | 0.106 |
| Deuteranopia (no green cones) | #CCC3A0 | 0.104 |
| Tritanopia (no blue cones) | #70D7C9 | 0.062 |
| Achromatopsia (no color) | #C6C6C6 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81D99D
#81D99D
oklch(81.4% 0.121 153.2)
- #F1A4E3
#F1A4E3
oklch(81.3% 0.121 333.3)
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 #81D99D, closest first.
No curated palette has a color within ΔE 0.04 of #81D99D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.046
- Seafoam Blue #78D1B6 ΔE 0.047
- Medium Aquamarine #66CDAA ΔE 0.050
- Light Teal #90E4C1 ΔE 0.054
- Pale Teal #82CBB2 ΔE 0.056
- Pale Olive Green #B1D27B ΔE 0.057
- Aqua Marine #2EE8BB ΔE 0.058
- Tiffany Blue #94D2BD ΔE 0.058
Use #81D99D 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.