#81FDB9
Closest named color: Light Blue Green (#7EFBB3). oklch(90.5% 0.147 157.6), rgb(129, 253, 185).
Aa
Black text reads best on this color (16.68:1).
About this color
#81FDB9 is a very light, vivid green. In OKLCH its lightness is 90%, its chroma 0.147 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Blue Green (#7EFBB3), ΔE 0.009 away. Black text reads best on it, at 16.68:1.
| Hue family | Greens |
| Lightness | very light (90%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Light Blue Green (#7EFBB3) |
| Black text | 16.68:1 |
| White text | 1.25:1 |
Values
| HEX | #81FDB9 |
| RGB | rgb(129, 253, 185) |
| HSL | hsl(147, 97%, 75%) |
| OKLCH | oklch(90.5% 0.147 157.6) |
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 #81FDB9 | 1.25:1 | Fails | Lc -14.6 | Not readable |
| Black text on #81FDB9 | 16.68:1 | AAA | Lc 91.0 | Preferred for body text |
| #81FDB9 text on white | 1.25:1 | Fails | Lc 12.6 | Not readable |
| #81FDB9 text on black | 16.68:1 | AAA | Lc -91.3 | Preferred 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
#E8FBEF
oklch(97.1% 0.025 158.2)
-
Step 100
100
#CDF6DC
oklch(93.7% 0.055 157.3)
-
Step 200
200 (this color)
#81FDB9
oklch(90.5% 0.147 157.6)
-
Step 300
300
#09E48F
oklch(80.9% 0.19 157.6)
-
Step 400
400
#00BE76
oklch(70.6% 0.166 157.6)
-
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
#005F38
oklch(42.7% 0.101 157.3)
-
Step 900
900
#004F2E
oklch(37.6% 0.089 157.5)
-
Step 950
950
#002F1A
oklch(26.9% 0.063 158.2)
#81FDB9 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) | #FBEDB5 | 0.136 |
| Deuteranopia (no green cones) | #E9E0BD | 0.132 |
| Tritanopia (no blue cones) | #5FFBEB | 0.069 |
| Achromatopsia (no color) | #E5E5E5 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81FDB9
#81FDB9
oklch(90.5% 0.147 157.6)
- #FFCFF0
#FFCFF0
oklch(90.6% 0.069 337.8)
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 #81FDB9, closest first.
No curated palette has a color within ΔE 0.04 of #81FDB9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Green #7EFBB3 ΔE 0.009
- Seafoam #80F9AD ΔE 0.016
- Light Aquamarine #7BFDC7 ΔE 0.018
- Seafoam Green #7AF9AB ΔE 0.020
- Foam Green #90FDA9 ΔE 0.021
- Mint #9FFEB0 ΔE 0.027
- Light Seafoam #A0FEBF ΔE 0.030
- Light Mint Green #A6FBB2 ΔE 0.031
Use #81FDB9 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.