#81DCFB
Closest named color: Light Sky Blue (#87CEFA). oklch(84.9% 0.097 222.1), rgb(129, 220, 251).
Aa
Black text reads best on this color (13.56:1).
About this color
#81DCFB is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.097 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sky Blue (#87CEFA), ΔE 0.037 away. Black text reads best on it, at 13.56:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Light Sky Blue (#87CEFA) |
| Black text | 13.56:1 |
| White text | 1.54:1 |
Values
| HEX | #81DCFB |
| RGB | rgb(129, 220, 251) |
| HSL | hsl(195, 94%, 75%) |
| OKLCH | oklch(84.9% 0.097 222.1) |
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 #81DCFB | 1.54:1 | Fails | Lc -28.4 | Dividers and decoration only |
| Black text on #81DCFB | 13.56:1 | AAA | Lc 78.7 | Fine for body text |
| #81DCFB text on white | 1.54:1 | Fails | Lc 25.1 | Dividers and decoration only |
| #81DCFB text on black | 13.56:1 | AAA | Lc -78.0 | 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
#EAF8FE
oklch(97% 0.017 225.2)
-
Step 100
100
#D1F0FB
oklch(93.6% 0.036 221.2)
-
Step 200
200 (this color)
#81DCFB
oklch(84.9% 0.097 222.1)
-
Step 300
300
#50D2FA
oklch(80.8% 0.125 222.1)
-
Step 400
400
#00B2DB
oklch(70.8% 0.131 222.1)
-
Step 500
500
#0098BC
oklch(63% 0.117 222.5)
-
Step 600
600
#00809E
oklch(55.6% 0.103 221.9)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#00586E
oklch(42.7% 0.079 222.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002C38
oklch(27.2% 0.05 221.4)
#81DCFB 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) | #CAD8FD | 0.080 |
| Deuteranopia (no green cones) | #B8CAFB | 0.072 |
| Tritanopia (no blue cones) | #3EE6E6 | 0.064 |
| Achromatopsia (no color) | #D0D0D0 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81DCFB
#81DCFB
oklch(84.9% 0.097 222.1)
- #FFBBA1
#FFBBA1
oklch(84.9% 0.087 41.8)
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 #81DCFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sky Blue #87CEFA ΔE 0.037
- Sky Blue #87CEEB ΔE 0.038
- Robin's Egg #6DEDFD ΔE 0.046
- Baby Blue #A2CFFE ΔE 0.047
- Light Blue #ADD8E6 ΔE 0.049
- Sky #82CAFC ΔE 0.050
- Celeste #A8DADC ΔE 0.054
- Lightblue #7BC8F6 ΔE 0.054
Use #81DCFB 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.