#90CBFE
Closest named color: Light Sky Blue (#87CEFA). oklch(82% 0.094 245.4), rgb(144, 203, 254).
Aa
Black text reads best on this color (12.15:1).
About this color
#90CBFE is a light, moderately saturated blue. In OKLCH its lightness is 82%, its chroma 0.094 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sky Blue (#87CEFA), ΔE 0.014 away. Black text reads best on it, at 12.15:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Light Sky Blue (#87CEFA) |
| Black text | 12.15:1 |
| White text | 1.72:1 |
Values
| HEX | #90CBFE |
| RGB | rgb(144, 203, 254) |
| HSL | hsl(208, 98%, 78%) |
| OKLCH | oklch(82% 0.094 245.4) |
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 #90CBFE | 1.72:1 | Fails | Lc -35.0 | Non-text elements, placeholder text |
| Black text on #90CBFE | 12.15:1 | AAA | Lc 72.7 | Content text, not long reading |
| #90CBFE text on white | 1.72:1 | Fails | Lc 31.1 | Non-text elements, placeholder text |
| #90CBFE text on black | 12.15:1 | AAA | Lc -71.6 | 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
#EFF7FE
oklch(97.2% 0.013 244.3)
-
Step 100
100
#DBECFB
oklch(93.5% 0.027 244.7)
-
Step 200
200
#BDDEFA
oklch(88.6% 0.052 244)
-
Step 300
300 (this color)
#90CBFE
oklch(82% 0.094 245.4)
-
Step 400
400
#3EA8F8
oklch(70.7% 0.151 245.4)
-
Step 500
500
#0090E3
oklch(63.2% 0.16 245.3)
-
Step 600
600
#0079C0
oklch(55.7% 0.141 245.3)
-
Step 700
700
#0065A2
oklch(49% 0.125 245.5)
-
Step 800
800
#005386
oklch(42.8% 0.108 245.3)
-
Step 900
900
#004571
oklch(37.8% 0.096 245.5)
-
Step 950
950
#002945
oklch(27.1% 0.068 244.5)
#90CBFE 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) | #B6CBFF | 0.044 |
| Deuteranopia (no green cones) | #A8C0FD | 0.037 |
| Tritanopia (no blue cones) | #64D7DC | 0.079 |
| Achromatopsia (no color) | #C5C5C5 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90CBFE
#90CBFE
oklch(82% 0.094 245.4)
- #EFB882
#EFB882
oklch(82.1% 0.095 65.3)
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 #90CBFE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sky Blue #87CEFA ΔE 0.014
- Sky #82CAFC ΔE 0.015
- Baby Blue #A2CFFE ΔE 0.024
- Lightblue #7BC8F6 ΔE 0.026
- Sky Blue #87CEEB ΔE 0.033
- Pastel Blue #A2BFFE ΔE 0.036
- Light Cornflower Blue #98C1D9 ΔE 0.052
- Carolina Blue #8AB8FE ΔE 0.052
Use #90CBFE 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.