#90DEEC
Closest named color: Celeste (#A8DADC). oklch(85.5% 0.079 210.1), rgb(144, 222, 236).
Aa
Black text reads best on this color (13.84:1).
About this color
#90DEEC is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.079 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.030 away. Black text reads best on it, at 13.84:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.84:1 |
| White text | 1.51:1 |
Values
| HEX | #90DEEC |
| RGB | rgb(144, 222, 236) |
| HSL | hsl(189, 71%, 75%) |
| OKLCH | oklch(85.5% 0.079 210.1) |
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 #90DEEC | 1.51:1 | Fails | Lc -27.2 | Dividers and decoration only |
| Black text on #90DEEC | 13.84:1 | AAA | Lc 79.8 | Fine for body text |
| #90DEEC text on white | 1.51:1 | Fails | Lc 24.0 | Dividers and decoration only |
| #90DEEC text on black | 13.84:1 | AAA | Lc -79.2 | 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
#ECF8FA
oklch(97.1% 0.013 208.8)
-
Step 100
100
#D4F0F5
oklch(93.6% 0.03 209.6)
-
Step 200
200 (this color)
#90DEEC
oklch(85.5% 0.079 210.1)
-
Step 300
300
#67D3E5
oklch(81% 0.102 209.8)
-
Step 400
400
#00B5CB
oklch(70.8% 0.123 210)
-
Step 500
500
#009BAE
oklch(63.2% 0.109 210)
-
Step 600
600
#008292
oklch(55.6% 0.096 209.8)
-
Step 700
700
#006D7B
oklch(49% 0.085 210.2)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#004B55
oklch(37.8% 0.065 210)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#90DEEC 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) | #D1D8ED | 0.075 |
| Deuteranopia (no green cones) | #C2CDEC | 0.069 |
| Tritanopia (no blue cones) | #6AE5E2 | 0.042 |
| Achromatopsia (no color) | #D2D2D2 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90DEEC
#90DEEC
oklch(85.5% 0.079 210.1)
- #FFBDB1
#FFBDB1
oklch(85.6% 0.079 30.4)
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 #90DEEC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.030
- Light Blue #ADD8E6 ΔE 0.032
- Powder Blue #B0E0E6 ΔE 0.035
- Robin's Egg #6DEDFD ΔE 0.044
- Sky Blue #87CEEB ΔE 0.046
- Robin's Egg Blue #98EFF9 ΔE 0.047
- Robin Egg Blue #8AF1FE ΔE 0.049
- Light Sky Blue #87CEFA ΔE 0.055
Use #90DEEC 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.