#90E2FD
Closest named color: Robin's Egg (#6DEDFD). oklch(87% 0.088 220.9), rgb(144, 226, 253).
Aa
Black text reads best on this color (14.48:1).
About this color
#90E2FD is a light, moderately saturated teal or cyan. In OKLCH its lightness is 87%, its chroma 0.088 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg (#6DEDFD), ΔE 0.038 away. Black text reads best on it, at 14.48:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Robin's Egg (#6DEDFD) |
| Black text | 14.48:1 |
| White text | 1.44:1 |
Values
| HEX | #90E2FD |
| RGB | rgb(144, 226, 253) |
| HSL | hsl(195, 96%, 78%) |
| OKLCH | oklch(87% 0.088 220.9) |
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 #90E2FD | 1.44:1 | Fails | Lc -24.3 | Dividers and decoration only |
| Black text on #90E2FD | 14.48:1 | AAA | Lc 82.4 | Fine for body text |
| #90E2FD text on white | 1.44:1 | Fails | Lc 21.3 | Dividers and decoration only |
| #90E2FD text on black | 14.48:1 | AAA | Lc -82.0 | 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
#EBF8FD
oklch(97.1% 0.015 222.7)
-
Step 100
100
#D3EFF9
oklch(93.5% 0.032 221.3)
-
Step 200
200 (this color)
#90E2FD
oklch(87% 0.088 220.9)
-
Step 300
300
#60D1F4
oklch(80.9% 0.113 221.3)
-
Step 400
400
#00B2D9
oklch(70.7% 0.13 221)
-
Step 500
500
#0099BA
oklch(63.2% 0.115 220.3)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C84
oklch(49.2% 0.09 220.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#00495B
oklch(37.6% 0.069 221.4)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#90E2FD 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) | #D2DEFF | 0.075 |
| Deuteranopia (no green cones) | #C1D1FD | 0.066 |
| Tritanopia (no blue cones) | #60EBEA | 0.057 |
| Achromatopsia (no color) | #D6D6D6 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90E2FD
#90E2FD
oklch(87% 0.088 220.9)
- #FFC5B0
#FFC5B0
oklch(87% 0.073 40.8)
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 #90E2FD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg #6DEDFD ΔE 0.038
- Robin's Egg Blue #98EFF9 ΔE 0.039
- Robin Egg Blue #8AF1FE ΔE 0.040
- Light Blue #ADD8E6 ΔE 0.041
- Powder Blue #B0E0E6 ΔE 0.042
- Celeste #A8DADC ΔE 0.047
- Baby Blue #A2CFFE ΔE 0.053
- Pale Turquoise #AFEEEE ΔE 0.055
Use #90E2FD 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.