#81F8AA
Closest named color: Seafoam (#80F9AD). oklch(89% 0.154 153.3), rgb(129, 248, 170).
Aa
Black text reads best on this color (15.94:1).
About this color
#81F8AA is a light, vivid green. In OKLCH its lightness is 89%, its chroma 0.154 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seafoam (#80F9AD), ΔE 0.004 away. Black text reads best on it, at 15.94:1.
| Hue family | Greens |
| Lightness | light (89%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Seafoam (#80F9AD) |
| Black text | 15.94:1 |
| White text | 1.31:1 |
Values
| HEX | #81F8AA |
| RGB | rgb(129, 248, 170) |
| HSL | hsl(141, 89%, 74%) |
| OKLCH | oklch(89% 0.154 153.3) |
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 #81F8AA | 1.31:1 | Fails | Lc -17.8 | Dividers and decoration only |
| Black text on #81F8AA | 15.94:1 | AAA | Lc 88.2 | Fine for body text |
| #81F8AA text on white | 1.31:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #81F8AA text on black | 15.94:1 | AAA | Lc -88.3 | 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
#E9FBED
oklch(97.1% 0.026 152.4)
-
Step 100
100
#CEF6D8
oklch(93.7% 0.058 152.8)
-
Step 200
200 (this color)
#81F8AA
oklch(89% 0.154 153.3)
-
Step 300
300
#29E481
oklch(80.9% 0.198 153.3)
-
Step 400
400
#00BF68
oklch(70.6% 0.18 153.4)
-
Step 500
500
#00A458
oklch(63% 0.161 153.3)
-
Step 600
600
#008A49
oklch(55.5% 0.142 153.3)
-
Step 700
700
#00743D
oklch(49% 0.125 153.5)
-
Step 800
800
#005F31
oklch(42.6% 0.108 153.6)
-
Step 900
900
#005028
oklch(37.8% 0.097 153.4)
-
Step 950
950
#003015
oklch(27.1% 0.07 152.9)
#81F8AA 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) | #F8E8A5 | 0.135 |
| Deuteranopia (no green cones) | #E7DBAF | 0.133 |
| Tritanopia (no blue cones) | #66F5E4 | 0.080 |
| Achromatopsia (no color) | #E0E0E0 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81F8AA
#81F8AA
oklch(89% 0.154 153.3)
- #FFC5F4
#FFC5F4
oklch(88.9% 0.089 333)
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 #81F8AA, closest first.
No curated palette has a color within ΔE 0.04 of #81F8AA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam #80F9AD ΔE 0.004
- Seafoam Green #7AF9AB ΔE 0.005
- Light Blue Green #7EFBB3 ΔE 0.011
- Foam Green #90FDA9 ΔE 0.020
- Baby Green #8CFF9E ΔE 0.029
- Mint Green #8FFF9F ΔE 0.029
- Pale Green #98FB98 ΔE 0.030
- Light Green #90EE90 ΔE 0.033
Use #81F8AA 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.