#90DBFA
Closest named color: Baby Blue (#A2CFFE). oklch(85.3% 0.086 226), rgb(144, 219, 250).
Aa
Black text reads best on this color (13.69:1).
About this color
#90DBFA is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.086 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.038 away. Black text reads best on it, at 13.69:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.69:1 |
| White text | 1.53:1 |
Values
| HEX | #90DBFA |
| RGB | rgb(144, 219, 250) |
| HSL | hsl(198, 91%, 77%) |
| OKLCH | oklch(85.3% 0.086 226) |
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 #90DBFA | 1.53:1 | Fails | Lc -27.8 | Dividers and decoration only |
| Black text on #90DBFA | 13.69:1 | AAA | Lc 79.2 | Fine for body text |
| #90DBFA text on white | 1.53:1 | Fails | Lc 24.6 | Dividers and decoration only |
| #90DBFA text on black | 13.69:1 | AAA | Lc -78.6 | 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 200.
-
Step 50
50
#ECF8FD
oklch(97.2% 0.014 224.5)
-
Step 100
100
#D4EFFA
oklch(93.6% 0.032 224.2)
-
Step 200
200 (this color)
#90DBFA
oklch(85.3% 0.086 226)
-
Step 300
300
#69CFF7
oklch(80.8% 0.11 226.3)
-
Step 400
400
#00B1E0
oklch(70.8% 0.135 225.5)
-
Step 500
500
#0097C1
oklch(63% 0.121 226.4)
-
Step 600
600
#007FA3
oklch(55.6% 0.107 226.4)
-
Step 700
700
#006B89
oklch(49.1% 0.094 225.7)
-
Step 800
800
#005771
oklch(42.6% 0.082 226.6)
-
Step 900
900
#00495F
oklch(37.8% 0.072 226.2)
-
Step 950
950
#002B3A
oklch(27% 0.052 227.2)
#90DBFA 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) | #CAD8FC | 0.066 |
| Deuteranopia (no green cones) | #BBCBFA | 0.061 |
| Tritanopia (no blue cones) | #63E4E5 | 0.058 |
| Achromatopsia (no color) | #D1D1D1 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90DBFA
#90DBFA
oklch(85.3% 0.086 226)
- #FFBEA0
#FFBEA0
oklch(85.4% 0.086 45.8)
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 #90DBFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.038
- Light Blue #ADD8E6 ΔE 0.038
- Light Sky Blue #87CEFA ΔE 0.038
- Sky Blue #87CEEB ΔE 0.039
- Celeste #A8DADC ΔE 0.046
- Powder Blue #B0E0E6 ΔE 0.048
- Sky #82CAFC ΔE 0.051
- Robin's Egg #6DEDFD ΔE 0.052
Use #90DBFA 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.