#81F2EE
Closest named color: Robin Egg Blue (#8AF1FE). oklch(89.3% 0.104 192.4), rgb(129, 242, 238).
Aa
Black text reads best on this color (15.86:1).
About this color
#81F2EE is a light, moderately saturated teal or cyan. In OKLCH its lightness is 89%, its chroma 0.104 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Robin Egg Blue (#8AF1FE), ΔE 0.026 away. Black text reads best on it, at 15.86:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Robin Egg Blue (#8AF1FE) |
| Black text | 15.86:1 |
| White text | 1.32:1 |
Values
| HEX | #81F2EE |
| RGB | rgb(129, 242, 238) |
| HSL | hsl(178, 81%, 73%) |
| OKLCH | oklch(89.3% 0.104 192.4) |
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 #81F2EE | 1.32:1 | Fails | Lc -18.1 | Dividers and decoration only |
| Black text on #81F2EE | 15.86:1 | AAA | Lc 87.9 | Fine for body text |
| #81F2EE text on white | 1.32:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #81F2EE text on black | 15.86:1 | AAA | Lc -87.9 | 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
#E9FAF9
oklch(97.2% 0.018 192.6)
-
Step 100
100
#CDF3F1
oklch(93.7% 0.039 192.6)
-
Step 200
200 (this color)
#81F2EE
oklch(89.3% 0.104 192.4)
-
Step 300
300
#25DBD7
oklch(80.8% 0.133 192.4)
-
Step 400
400
#00B8B4
oklch(70.7% 0.121 192)
-
Step 500
500
#009E9B
oklch(63.2% 0.108 192.4)
-
Step 600
600
#008582
oklch(55.7% 0.096 192)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800
#005B5A
oklch(42.6% 0.073 193.5)
-
Step 900
900
#004C4B
oklch(37.7% 0.064 193.2)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#81F2EE 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) | #E6E8EE | 0.109 |
| Deuteranopia (no green cones) | #D3DAEF | 0.102 |
| Tritanopia (no blue cones) | #42F8F0 | 0.037 |
| Achromatopsia (no color) | #E0E0E0 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81F2EE
#81F2EE
oklch(89.3% 0.104 192.4)
- #FFCDD2
#FFCDD2
oklch(89.3% 0.057 11.5)
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 #81F2EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin Egg Blue #8AF1FE ΔE 0.026
- Robin's Egg Blue #98EFF9 ΔE 0.029
- Robin's Egg #6DEDFD ΔE 0.032
- Bright Cyan #41FDFE ΔE 0.041
- Pale Turquoise #AFEEEE ΔE 0.043
- Bright Light Blue #26F7FD ΔE 0.045
- Light Turquoise #7EF4CC ΔE 0.050
- Bright Turquoise #0FFEF9 ΔE 0.050
Use #81F2EE 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.