#81EFB2
Closest named color: Seafoam (#80F9AD). oklch(87% 0.134 157.7), rgb(129, 239, 178).
Aa
Black text reads best on this color (14.92:1).
About this color
#81EFB2 is a light, moderately saturated green. In OKLCH its lightness is 87%, its chroma 0.134 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seafoam (#80F9AD), ΔE 0.030 away. Black text reads best on it, at 14.92:1.
| Hue family | Greens |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Seafoam (#80F9AD) |
| Black text | 14.92:1 |
| White text | 1.40:1 |
Values
| HEX | #81EFB2 |
| RGB | rgb(129, 239, 178) |
| HSL | hsl(147, 77%, 72%) |
| OKLCH | oklch(87% 0.134 157.7) |
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 #81EFB2 | 1.40:1 | Fails | Lc -22.2 | Dividers and decoration only |
| Black text on #81EFB2 | 14.92:1 | AAA | Lc 84.2 | Fine for body text |
| #81EFB2 text on white | 1.40:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #81EFB2 text on black | 14.92:1 | AAA | Lc -84.0 | 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
#E9FAF0
oklch(97% 0.022 160.2)
-
Step 100
100
#CFF5DD
oklch(93.7% 0.051 157.6)
-
Step 200
200 (this color)
#81EFB2
oklch(87% 0.134 157.7)
-
Step 300
300
#3EE194
oklch(80.9% 0.172 157.6)
-
Step 400
400
#00BE77
oklch(70.6% 0.165 157.9)
-
Step 500
500
#00A365
oklch(63% 0.148 157.8)
-
Step 600
600
#008954
oklch(55.5% 0.13 157.7)
-
Step 700
700
#007446
oklch(49.2% 0.116 157.5)
-
Step 800
800
#005F39
oklch(42.8% 0.1 157.9)
-
Step 900
900
#004F2E
oklch(37.6% 0.089 157.5)
-
Step 950
950
#002F1A
oklch(26.9% 0.063 158.2)
#81EFB2 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) | #EDE0AE | 0.124 |
| Deuteranopia (no green cones) | #DDD5B6 | 0.120 |
| Tritanopia (no blue cones) | #65EEDE | 0.061 |
| Achromatopsia (no color) | #D9D9D9 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81EFB2
#81EFB2
oklch(87% 0.134 157.7)
- #FFBCEB
#FFBCEB
oklch(87% 0.097 337.8)
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 #81EFB2, closest first.
No curated palette has a color within ΔE 0.04 of #81EFB2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam #80F9AD ΔE 0.030
- Hospital Green #9BE5AA ΔE 0.032
- Seafoam Green #7AF9AB ΔE 0.032
- Light Turquoise #7EF4CC ΔE 0.032
- Light Blue Green #7EFBB3 ΔE 0.033
- Light Aquamarine #7BFDC7 ΔE 0.039
- Light Green #90EE90 ΔE 0.041
- Light Teal #90E4C1 ΔE 0.044
Use #81EFB2 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.