#90DADE
Closest named color: Celeste (#A8DADC). oklch(84.1% 0.074 200.2), rgb(144, 218, 222).
Aa
Black text reads best on this color (13.26:1).
About this color
#90DADE is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.074 and its hue 200°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.025 away. Black text reads best on it, at 13.26:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.26:1 |
| White text | 1.58:1 |
Values
| HEX | #90DADE |
| RGB | rgb(144, 218, 222) |
| HSL | hsl(183, 54%, 72%) |
| OKLCH | oklch(84.1% 0.074 200.2) |
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 #90DADE | 1.58:1 | Fails | Lc -29.8 | Dividers and decoration only |
| Black text on #90DADE | 13.26:1 | AAA | Lc 77.4 | Fine for body text |
| #90DADE text on white | 1.58:1 | Fails | Lc 26.4 | Dividers and decoration only |
| #90DADE text on black | 13.26:1 | AAA | Lc -76.6 | 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 300.
-
Step 50
50
#EEF8F8
oklch(97.2% 0.011 197)
-
Step 100
100
#DAEEEF
oklch(93.5% 0.021 200.4)
-
Step 200
200
#BBE2E4
oklch(88.6% 0.041 200.3)
-
Step 300
300 (this color)
#90DADE
oklch(84.1% 0.074 200.2)
-
Step 400
400
#13B6BE
oklch(70.7% 0.118 200.5)
-
Step 500
500
#009CA3
oklch(63% 0.107 200.4)
-
Step 600
600
#008389
oklch(55.5% 0.094 200.5)
-
Step 700
700
#006F73
oklch(49.2% 0.084 199.2)
-
Step 800
800
#005B5F
oklch(42.8% 0.073 200)
-
Step 900
900
#004C4F
oklch(37.8% 0.064 199.4)
-
Step 950
950
#002D2F
oklch(27% 0.046 199.4)
#90DADE 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) | #D0D4DE | 0.075 |
| Deuteranopia (no green cones) | #C2C9DF | 0.070 |
| Tritanopia (no blue cones) | #71DFDB | 0.031 |
| Achromatopsia (no color) | #CDCDCD | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90DADE
#90DADE
oklch(84.1% 0.074 200.2)
- #F8B8B7
#F8B8B7
oklch(84.1% 0.075 19.8)
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 #90DADE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.025
- Light Blue #ADD8E6 ΔE 0.035
- Powder Blue #B0E0E6 ΔE 0.041
- Tiffany Blue #94D2BD ΔE 0.044
- Sky Blue #87CEEB ΔE 0.044
- Light Teal #90E4C1 ΔE 0.056
- Robin's Egg #6DEDFD ΔE 0.057
- Light Sky Blue #87CEFA ΔE 0.060
Use #90DADE 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.