#81FCB5
Closest named color: Light Blue Green (#7EFBB3). oklch(90.1% 0.15 156.3), rgb(129, 252, 181).
Aa
Black text reads best on this color (16.52:1).
About this color
#81FCB5 is a very light, vivid green. In OKLCH its lightness is 90%, its chroma 0.150 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Blue Green (#7EFBB3), ΔE 0.004 away. Black text reads best on it, at 16.52:1.
| Hue family | Greens |
| Lightness | very light (90%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Light Blue Green (#7EFBB3) |
| Black text | 16.52:1 |
| White text | 1.27:1 |
Values
| HEX | #81FCB5 |
| RGB | rgb(129, 252, 181) |
| HSL | hsl(145, 95%, 75%) |
| OKLCH | oklch(90.1% 0.15 156.3) |
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 #81FCB5 | 1.27:1 | Fails | Lc -15.3 | Dividers and decoration only |
| Black text on #81FCB5 | 16.52:1 | AAA | Lc 90.4 | Preferred for body text |
| #81FCB5 text on white | 1.27:1 | Fails | Lc 13.2 | Not readable |
| #81FCB5 text on black | 16.52:1 | AAA | Lc -90.7 | 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
#E8FBEE
oklch(97.1% 0.026 156)
-
Step 100
100
#CDF6DB
oklch(93.7% 0.056 156.3)
-
Step 200
200 (this color)
#81FCB5
oklch(90.1% 0.15 156.3)
-
Step 300
300
#14E48B
oklch(80.9% 0.192 156.4)
-
Step 400
400
#00BF72
oklch(70.8% 0.171 156.2)
-
Step 500
500
#00A461
oklch(63.2% 0.153 156.1)
-
Step 600
600
#008A51
oklch(55.7% 0.135 156.2)
-
Step 700
700
#007443
oklch(49.1% 0.119 156.1)
-
Step 800
800
#005F36
oklch(42.7% 0.103 156.1)
-
Step 900
900
#004F2D
oklch(37.6% 0.09 156.8)
-
Step 950
950
#002F19
oklch(26.9% 0.064 157.1)
#81FCB5 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) | #FBECB1 | 0.136 |
| Deuteranopia (no green cones) | #E9DFB9 | 0.133 |
| Tritanopia (no blue cones) | #61FAE9 | 0.072 |
| Achromatopsia (no color) | #E4E4E4 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81FCB5
#81FCB5
oklch(90.1% 0.15 156.3)
- #FFCDF1
#FFCDF1
oklch(90.2% 0.073 336.4)
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 #81FCB5, closest first.
No curated palette has a color within ΔE 0.04 of #81FCB5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Green #7EFBB3 ΔE 0.004
- Seafoam #80F9AD ΔE 0.011
- Seafoam Green #7AF9AB ΔE 0.015
- Foam Green #90FDA9 ΔE 0.019
- Light Aquamarine #7BFDC7 ΔE 0.022
- Mint #9FFEB0 ΔE 0.027
- Mint Green #8FFF9F ΔE 0.031
- Baby Green #8CFF9E ΔE 0.032
Use #81FCB5 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.