#81DFEB
Closest named color: Robin's Egg (#6DEDFD). oklch(85% 0.091 206.2), rgb(129, 223, 235).
Aa
Black text reads best on this color (13.68:1).
About this color
#81DFEB is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.091 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg (#6DEDFD), ΔE 0.038 away. Black text reads best on it, at 13.68:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Robin's Egg (#6DEDFD) |
| Black text | 13.68:1 |
| White text | 1.53:1 |
Values
| HEX | #81DFEB |
| RGB | rgb(129, 223, 235) |
| HSL | hsl(187, 73%, 71%) |
| OKLCH | oklch(85% 0.091 206.2) |
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 #81DFEB | 1.53:1 | Fails | Lc -27.8 | Dividers and decoration only |
| Black text on #81DFEB | 13.68:1 | AAA | Lc 79.2 | Fine for body text |
| #81DFEB text on white | 1.53:1 | Fails | Lc 24.6 | Dividers and decoration only |
| #81DFEB text on black | 13.68:1 | AAA | Lc -78.6 | 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
#EAF9FB
oklch(97.2% 0.016 206.4)
-
Step 100
100
#D1F1F5
oklch(93.6% 0.034 205.8)
-
Step 200
200 (this color)
#81DFEB
oklch(85% 0.091 206.2)
-
Step 300
300
#4FD6E6
oklch(81% 0.117 206.3)
-
Step 400
400
#00B5C6
oklch(70.6% 0.121 206.7)
-
Step 500
500
#009BAA
oklch(63% 0.108 206.9)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B52
oklch(37.7% 0.064 205.5)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#81DFEB 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) | #D1D8EC | 0.089 |
| Deuteranopia (no green cones) | #C0CBEB | 0.082 |
| Tritanopia (no blue cones) | #4BE6E2 | 0.045 |
| Achromatopsia (no color) | #D1D1D1 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81DFEB
#81DFEB
oklch(85% 0.091 206.2)
- #FFBAB2
#FFBAB2
oklch(85.1% 0.081 26.4)
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 #81DFEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg #6DEDFD ΔE 0.038
- Celeste #A8DADC ΔE 0.040
- Light Blue #ADD8E6 ΔE 0.045
- Sky Blue #87CEEB ΔE 0.046
- Powder Blue #B0E0E6 ΔE 0.048
- Robin Egg Blue #8AF1FE ΔE 0.051
- Robin's Egg Blue #98EFF9 ΔE 0.051
- Light Sky Blue #87CEFA ΔE 0.057
Use #81DFEB 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.