#81E4E7
Closest named color: Robin's Egg (#6DEDFD). oklch(86% 0.093 198.1), rgb(129, 228, 231).
Aa
Black text reads best on this color (14.18:1).
About this color
#81E4E7 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 86%, its chroma 0.093 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg (#6DEDFD), ΔE 0.033 away. Black text reads best on it, at 14.18:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Robin's Egg (#6DEDFD) |
| Black text | 14.18:1 |
| White text | 1.48:1 |
Values
| HEX | #81E4E7 |
| RGB | rgb(129, 228, 231) |
| HSL | hsl(182, 68%, 71%) |
| OKLCH | oklch(86% 0.093 198.1) |
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 #81E4E7 | 1.48:1 | Fails | Lc -25.6 | Dividers and decoration only |
| Black text on #81E4E7 | 14.18:1 | AAA | Lc 81.2 | Fine for body text |
| #81E4E7 text on white | 1.48:1 | Fails | Lc 22.5 | Dividers and decoration only |
| #81E4E7 text on black | 14.18:1 | AAA | Lc -80.8 | 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
#EAF9F9
oklch(97.1% 0.016 196.9)
-
Step 100
100
#D0F2F2
oklch(93.7% 0.035 196.6)
-
Step 200
200 (this color)
#81E4E7
oklch(86% 0.093 198.1)
-
Step 300
300
#47D8DD
oklch(80.9% 0.12 198.4)
-
Step 400
400
#00B7BC
oklch(70.8% 0.12 198.3)
-
Step 500
500
#009DA1
oklch(63.2% 0.107 198)
-
Step 600
600
#008487
oklch(55.6% 0.095 197.6)
-
Step 700
700
#006F72
oklch(49.2% 0.084 198.1)
-
Step 800
800
#005B5D
oklch(42.7% 0.073 197.4)
-
Step 900
900
#004C4E
oklch(37.8% 0.064 197.8)
-
Step 950
950
#002D2F
oklch(27% 0.046 199.4)
#81E4E7 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) | #D8DCE7 | 0.096 |
| Deuteranopia (no green cones) | #C6CFE8 | 0.089 |
| Tritanopia (no blue cones) | #4CEAE5 | 0.038 |
| Achromatopsia (no color) | #D4D4D4 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81E4E7
#81E4E7
oklch(86% 0.093 198.1)
- #FFBDBE
#FFBDBE
oklch(85.9% 0.076 17.8)
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 #81E4E7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg #6DEDFD ΔE 0.033
- Celeste #A8DADC ΔE 0.042
- Robin Egg Blue #8AF1FE ΔE 0.043
- Robin's Egg Blue #98EFF9 ΔE 0.043
- Powder Blue #B0E0E6 ΔE 0.047
- Light Blue #ADD8E6 ΔE 0.051
- Light Teal #90E4C1 ΔE 0.053
- Pale Turquoise #AFEEEE ΔE 0.056
Use #81E4E7 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.