#81C6CF
Closest named color: Light Cornflower Blue (#98C1D9). oklch(78.4% 0.071 206.2), rgb(129, 198, 207).
Aa
Black text reads best on this color (10.91:1).
About this color
#81C6CF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 78%, its chroma 0.071 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.034 away. Black text reads best on it, at 10.91:1.
| Hue family | Teals and cyans |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.91:1 |
| White text | 1.92:1 |
Values
| HEX | #81C6CF |
| RGB | rgb(129, 198, 207) |
| HSL | hsl(187, 45%, 66%) |
| OKLCH | oklch(78.4% 0.071 206.2) |
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 #81C6CF | 1.92:1 | Fails | Lc -41.0 | Non-text elements, placeholder text |
| Black text on #81C6CF | 10.91:1 | AAA | Lc 67.2 | Content text, not long reading |
| #81C6CF text on white | 1.92:1 | Fails | Lc 36.7 | Non-text elements, placeholder text |
| #81C6CF text on black | 10.91:1 | AAA | Lc -65.7 | Content text, not long reading |
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 300.
-
Step 50
50
#EFF7F9
oklch(97.1% 0.009 214.3)
-
Step 100
100
#DBEEF1
oklch(93.6% 0.021 208.1)
-
Step 200
200
#BCE1E6
oklch(88.5% 0.039 206.5)
-
Step 300
300 (this color)
#81C6CF
oklch(78.4% 0.071 206.2)
-
Step 400
400
#29B4C3
oklch(70.7% 0.113 206.2)
-
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)
#81C6CF 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) | #BCC1D0 | 0.070 |
| Deuteranopia (no green cones) | #AEB7CF | 0.063 |
| Tritanopia (no blue cones) | #61CCC9 | 0.034 |
| Achromatopsia (no color) | #BBBBBB | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81C6CF
#81C6CF
oklch(78.4% 0.071 206.2)
- #E3A8A1
#E3A8A1
oklch(78.5% 0.071 26.5)
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 #81C6CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.034
- Sky Blue #87CEEB ΔE 0.042
- Light Grey Blue #9DBCD4 ΔE 0.042
- Pale Teal #82CBB2 ΔE 0.048
- Medium Turquoise #48D1CC ΔE 0.051
- Tiffany Blue #94D2BD ΔE 0.053
- Cloudy Blue #ACC2D9 ΔE 0.054
- Lightblue #7BC8F6 ΔE 0.055
Use #81C6CF 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.