#81C3E0
Closest named color: Light Cornflower Blue (#98C1D9). oklch(78.3% 0.079 227.5), rgb(129, 195, 224).
Aa
Black text reads best on this color (10.81:1).
About this color
#81C3E0 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 78%, its chroma 0.079 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.025 away. Black text reads best on it, at 10.81:1.
| Hue family | Teals and cyans |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.81:1 |
| White text | 1.94:1 |
Values
| HEX | #81C3E0 |
| RGB | rgb(129, 195, 224) |
| HSL | hsl(198, 61%, 69%) |
| OKLCH | oklch(78.3% 0.079 227.5) |
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 #81C3E0 | 1.94:1 | Fails | Lc -41.5 | Non-text elements, placeholder text |
| Black text on #81C3E0 | 10.81:1 | AAA | Lc 66.7 | Content text, not long reading |
| #81C3E0 text on white | 1.94:1 | Fails | Lc 37.2 | Non-text elements, placeholder text |
| #81C3E0 text on black | 10.81:1 | AAA | Lc -65.3 | 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
#EFF7FB
oklch(97.1% 0.01 228.9)
-
Step 100
100
#DBEDF6
oklch(93.5% 0.023 229.1)
-
Step 200
200
#BCE0F0
oklch(88.6% 0.044 226.6)
-
Step 300
300 (this color)
#81C3E0
oklch(78.3% 0.079 227.5)
-
Step 400
400
#2DAFDD
oklch(70.6% 0.126 227.4)
-
Step 500
500
#0097C3
oklch(63.1% 0.123 227.5)
-
Step 600
600
#007FA4
oklch(55.6% 0.108 227.1)
-
Step 700
700
#006B8B
oklch(49.2% 0.095 227.3)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900
#004960
oklch(37.8% 0.073 227.3)
-
Step 950
950
#002B3A
oklch(27% 0.052 227.2)
#81C3E0 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) | #B4C0E2 | 0.060 |
| Deuteranopia (no green cones) | #A6B5E0 | 0.054 |
| Tritanopia (no blue cones) | #59CCCC | 0.056 |
| Achromatopsia (no color) | #BABABA | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81C3E0
#81C3E0
oklch(78.3% 0.079 227.5)
- #E3AA8D
#E3AA8D
oklch(78.4% 0.078 48.1)
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 #81C3E0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.025
- Lightblue #7BC8F6 ΔE 0.031
- Sky Blue #87CEEB ΔE 0.032
- Light Grey Blue #9DBCD4 ΔE 0.034
- Sky #82CAFC ΔE 0.040
- Light Sky Blue #87CEFA ΔE 0.043
- Vivid Sky Blue #4CC9F0 ΔE 0.044
- Cloudy Blue #ACC2D9 ΔE 0.049
Use #81C3E0 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.