#81D9FA
Closest named color: Light Sky Blue (#87CEFA). oklch(84.2% 0.096 224.3), rgb(129, 217, 250).
Aa
Black text reads best on this color (13.23:1).
About this color
#81D9FA is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.096 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sky Blue (#87CEFA), ΔE 0.030 away. Black text reads best on it, at 13.23:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Light Sky Blue (#87CEFA) |
| Black text | 13.23:1 |
| White text | 1.58:1 |
Values
| HEX | #81D9FA |
| RGB | rgb(129, 217, 250) |
| HSL | hsl(196, 92%, 74%) |
| OKLCH | oklch(84.2% 0.096 224.3) |
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 #81D9FA | 1.58:1 | Fails | Lc -29.9 | Dividers and decoration only |
| Black text on #81D9FA | 13.23:1 | AAA | Lc 77.3 | Fine for body text |
| #81D9FA text on white | 1.58:1 | Fails | Lc 26.4 | Dividers and decoration only |
| #81D9FA text on black | 13.23:1 | AAA | Lc -76.6 | 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 300.
-
Step 50
50
#EDF8FC
oklch(97.2% 0.013 221.4)
-
Step 100
100
#D7EEF8
oklch(93.5% 0.028 225.7)
-
Step 200
200
#B4E1F4
oklch(88.4% 0.054 225.5)
-
Step 300
300 (this color)
#81D9FA
oklch(84.2% 0.096 224.3)
-
Step 400
400
#00B1DE
oklch(70.7% 0.133 224.4)
-
Step 500
500
#0098BF
oklch(63.2% 0.119 224.4)
-
Step 600
600
#0080A1
oklch(55.7% 0.105 224.1)
-
Step 700
700
#006B87
oklch(49% 0.092 224)
-
Step 800
800
#005870
oklch(42.8% 0.081 224.4)
-
Step 900
900
#00495D
oklch(37.7% 0.071 223.8)
-
Step 950
950
#002B39
oklch(26.9% 0.051 225.5)
#81D9FA 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) | #C7D5FC | 0.077 |
| Deuteranopia (no green cones) | #B5C7FA | 0.069 |
| Tritanopia (no blue cones) | #40E3E3 | 0.066 |
| Achromatopsia (no color) | #CDCDCD | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81D9FA
#81D9FA
oklch(84.2% 0.096 224.3)
- #FFB89A
#FFB89A
oklch(84.2% 0.092 43.8)
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 #81D9FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sky Blue #87CEFA ΔE 0.030
- Sky Blue #87CEEB ΔE 0.031
- Sky #82CAFC ΔE 0.042
- Baby Blue #A2CFFE ΔE 0.042
- Lightblue #7BC8F6 ΔE 0.047
- Light Blue #ADD8E6 ΔE 0.050
- Robin's Egg #6DEDFD ΔE 0.053
- Celeste #A8DADC ΔE 0.056
Use #81D9FA 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.