#81CDEC
Closest named color: Sky Blue (#87CEEB). oklch(81% 0.087 226), rgb(129, 205, 236).
Aa
Black text reads best on this color (11.87:1).
About this color
#81CDEC is a light, moderately saturated teal or cyan. In OKLCH its lightness is 81%, its chroma 0.087 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.007 away. Black text reads best on it, at 11.87:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 11.87:1 |
| White text | 1.76:1 |
Values
| HEX | #81CDEC |
| RGB | rgb(129, 205, 236) |
| HSL | hsl(197, 74%, 72%) |
| OKLCH | oklch(81% 0.087 226) |
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 #81CDEC | 1.76:1 | Fails | Lc -36.3 | Non-text elements, placeholder text |
| Black text on #81CDEC | 11.87:1 | AAA | Lc 71.5 | Content text, not long reading |
| #81CDEC text on white | 1.76:1 | Fails | Lc 32.3 | Non-text elements, placeholder text |
| #81CDEC text on black | 11.87:1 | AAA | Lc -70.3 | 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
#EEF7FB
oklch(97.1% 0.011 226)
-
Step 100
100
#D9EEF7
oklch(93.6% 0.025 225.3)
-
Step 200
200
#B8E0F2
oklch(88.4% 0.049 227)
-
Step 300
300 (this color)
#81CDEC
oklch(81% 0.087 226)
-
Step 400
400
#00B1E0
oklch(70.8% 0.135 225.5)
-
Step 500
500
#0097C1
oklch(63% 0.121 226.4)
-
Step 600
600
#007FA3
oklch(55.6% 0.107 226.4)
-
Step 700
700
#006B89
oklch(49.1% 0.094 225.7)
-
Step 800
800
#005771
oklch(42.6% 0.082 226.6)
-
Step 900
900
#00495F
oklch(37.8% 0.072 226.2)
-
Step 950
950
#002B3A
oklch(27% 0.052 227.2)
#81CDEC 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) | #BCCAEE | 0.067 |
| Deuteranopia (no green cones) | #ACBDEC | 0.061 |
| Tritanopia (no blue cones) | #4FD6D7 | 0.060 |
| Achromatopsia (no color) | #C3C3C3 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81CDEC
#81CDEC
oklch(81% 0.087 226)
- #F1B092
#F1B092
oklch(81.1% 0.087 45.8)
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 #81CDEC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.007
- Light Sky Blue #87CEFA ΔE 0.021
- Lightblue #7BC8F6 ΔE 0.024
- Sky #82CAFC ΔE 0.027
- Light Cornflower Blue #98C1D9 ΔE 0.039
- Vivid Sky Blue #4CC9F0 ΔE 0.044
- Baby Blue #A2CFFE ΔE 0.046
- Light Grey Blue #9DBCD4 ΔE 0.052
Use #81CDEC 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.