#81DDA2
Closest named color: Hospital Green (#9BE5AA). oklch(82.4% 0.122 154.6), rgb(129, 221, 162).
Aa
Black text reads best on this color (12.79:1).
About this color
#81DDA2 is a light, moderately saturated green. In OKLCH its lightness is 82%, its chroma 0.122 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 0.037 away. Black text reads best on it, at 12.79:1.
| Hue family | Greens |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.122) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 12.79:1 |
| White text | 1.64:1 |
Values
| HEX | #81DDA2 |
| RGB | rgb(129, 221, 162) |
| HSL | hsl(142, 58%, 69%) |
| OKLCH | oklch(82.4% 0.122 154.6) |
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 #81DDA2 | 1.64:1 | Fails | Lc -31.9 | Non-text elements, placeholder text |
| Black text on #81DDA2 | 12.79:1 | AAA | Lc 75.5 | Fine for body text |
| #81DDA2 text on white | 1.64:1 | Fails | Lc 28.3 | Dividers and decoration only |
| #81DDA2 text on black | 12.79:1 | AAA | Lc -74.6 | 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
#EDF9F1
oklch(97.1% 0.016 156.9)
-
Step 100
100
#D8F1E0
oklch(93.5% 0.035 155.9)
-
Step 200
200
#B7E7C6
oklch(88.5% 0.067 154.8)
-
Step 300
300 (this color)
#81DDA2
oklch(82.4% 0.122 154.6)
-
Step 400
400
#00BF6D
oklch(70.7% 0.176 154.8)
-
Step 500
500
#00A45C
oklch(63.1% 0.158 154.5)
-
Step 600
600
#008A4D
oklch(55.6% 0.138 154.7)
-
Step 700
700
#007440
oklch(49.1% 0.122 154.8)
-
Step 800
800
#005F33
oklch(42.6% 0.106 154.6)
-
Step 900
900
#004F2A
oklch(37.6% 0.093 154.9)
-
Step 950
950
#003017
oklch(27.1% 0.068 154.6)
#81DDA2 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) | #DDD09F | 0.110 |
| Deuteranopia (no green cones) | #CEC6A5 | 0.106 |
| Tritanopia (no blue cones) | #6EDBCD | 0.061 |
| Achromatopsia (no color) | #CACACA | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81DDA2
#81DDA2
oklch(82.4% 0.122 154.6)
- #F6A7E6
#F6A7E6
oklch(82.4% 0.122 334.2)
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 #81DDA2, closest first.
No curated palette has a color within ΔE 0.04 of #81DDA2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.037
- Light Teal #90E4C1 ΔE 0.046
- Seafoam Blue #78D1B6 ΔE 0.051
- Aqua Marine #2EE8BB ΔE 0.052
- Medium Aquamarine #66CDAA ΔE 0.057
- Tiffany Blue #94D2BD ΔE 0.059
- Light Grey Green #B7E1A1 ΔE 0.060
- Pale Olive Green #B1D27B ΔE 0.060
Use #81DDA2 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.