#90CEF3
Closest named color: Light Sky Blue (#87CEFA). oklch(82.3% 0.082 235.3), rgb(144, 206, 243).
Aa
Black text reads best on this color (12.30:1).
About this color
#90CEF3 is a light, moderately saturated blue. In OKLCH its lightness is 82%, its chroma 0.082 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sky Blue (#87CEFA), ΔE 0.013 away. Black text reads best on it, at 12.30:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Light Sky Blue (#87CEFA) |
| Black text | 12.30:1 |
| White text | 1.70:1 |
Values
| HEX | #90CEF3 |
| RGB | rgb(144, 206, 243) |
| HSL | hsl(202, 80%, 76%) |
| OKLCH | oklch(82.3% 0.082 235.3) |
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 #90CEF3 | 1.70:1 | Fails | Lc -34.3 | Non-text elements, placeholder text |
| Black text on #90CEF3 | 12.30:1 | AAA | Lc 73.3 | Content text, not long reading |
| #90CEF3 text on white | 1.70:1 | Fails | Lc 30.5 | Non-text elements, placeholder text |
| #90CEF3 text on black | 12.30:1 | AAA | Lc -72.3 | 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
#EFF7FC
oklch(97.2% 0.011 234.8)
-
Step 100
100
#DBEDF8
oklch(93.6% 0.024 234.4)
-
Step 200
200
#BDDFF3
oklch(88.5% 0.045 233.8)
-
Step 300
300 (this color)
#90CEF3
oklch(82.3% 0.082 235.3)
-
Step 400
400
#39ACE6
oklch(70.6% 0.131 235.4)
-
Step 500
500
#0094CF
oklch(63% 0.135 235.8)
-
Step 600
600
#007DAE
oklch(55.7% 0.118 234.9)
-
Step 700
700
#006993
oklch(49.2% 0.104 234.9)
-
Step 800
800
#005679
oklch(42.8% 0.09 234.7)
-
Step 900
900
#004766
oklch(37.6% 0.081 235.8)
-
Step 950
950
#002A3E
oklch(26.9% 0.057 235.2)
#90CEF3 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) | #BDCCF5 | 0.053 |
| Deuteranopia (no green cones) | #AFC1F2 | 0.046 |
| Tritanopia (no blue cones) | #69D8DA | 0.063 |
| Achromatopsia (no color) | #C6C6C6 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90CEF3
#90CEF3
oklch(82.3% 0.082 235.3)
- #EFB792
#EFB792
oklch(82.2% 0.082 54.7)
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 #90CEF3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sky Blue #87CEFA ΔE 0.013
- Sky Blue #87CEEB ΔE 0.016
- Sky #82CAFC ΔE 0.024
- Baby Blue #A2CFFE ΔE 0.027
- Lightblue #7BC8F6 ΔE 0.029
- Light Cornflower Blue #98C1D9 ΔE 0.042
- Light Steel Blue #B0C4DE ΔE 0.045
- Cloudy Blue #ACC2D9 ΔE 0.047
Use #90CEF3 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.