#90EEDF
Closest named color: Robin's Egg Blue (#98EFF9). oklch(88.6% 0.092 182.8), rgb(144, 238, 223).
Aa
Black text reads best on this color (15.48:1).
About this color
#90EEDF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 89%, its chroma 0.092 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg Blue (#98EFF9), ΔE 0.038 away. Black text reads best on it, at 15.48:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Robin's Egg Blue (#98EFF9) |
| Black text | 15.48:1 |
| White text | 1.35:1 |
Values
| HEX | #90EEDF |
| RGB | rgb(144, 238, 223) |
| HSL | hsl(170, 73%, 75%) |
| OKLCH | oklch(88.6% 0.092 182.8) |
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 #90EEDF | 1.35:1 | Fails | Lc -19.9 | Dividers and decoration only |
| Black text on #90EEDF | 15.48:1 | AAA | Lc 86.3 | Fine for body text |
| #90EEDF text on white | 1.35:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #90EEDF text on black | 15.48:1 | AAA | Lc -86.3 | 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
#EBF9F6
oklch(97.1% 0.015 181.8)
-
Step 100
100
#D2F2EC
oklch(93.6% 0.034 183)
-
Step 200
200 (this color)
#90EEDF
oklch(88.6% 0.092 182.8)
-
Step 300
300
#54DAC7
oklch(81% 0.12 182.2)
-
Step 400
400
#00BAA8
oklch(70.8% 0.126 182.8)
-
Step 500
500
#009F90
oklch(63.1% 0.112 183.2)
-
Step 600
600
#008679
oklch(55.7% 0.099 183.1)
-
Step 700
700
#007165
oklch(49.2% 0.088 182.2)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E29
oklch(27.1% 0.048 183.6)
#90EEDF 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) | #E6E4DE | 0.099 |
| Deuteranopia (no green cones) | #D6D8E0 | 0.094 |
| Tritanopia (no blue cones) | #6DF1E9 | 0.028 |
| Achromatopsia (no color) | #DDDDDD | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90EEDF
#90EEDF
oklch(88.6% 0.092 182.8)
- #FFC9D5
#FFC9D5
oklch(88.7% 0.063 3.6)
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 #90EEDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg Blue #98EFF9 ΔE 0.038
- Light Turquoise #7EF4CC ΔE 0.039
- Pale Turquoise #AFEEEE ΔE 0.040
- Robin Egg Blue #8AF1FE ΔE 0.041
- Light Teal #90E4C1 ΔE 0.042
- Robin's Egg #6DEDFD ΔE 0.048
- Light Aqua #8CFFDB ΔE 0.048
- Powder Blue #B0E0E6 ΔE 0.051
Use #90EEDF 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.