#90DFDB
Closest named color: Celeste (#A8DADC). oklch(85.2% 0.078 191.7), rgb(144, 223, 219).
Aa
Black text reads best on this color (13.76:1).
About this color
#90DFDB is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.078 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.028 away. Black text reads best on it, at 13.76:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.76:1 |
| White text | 1.52:1 |
Values
| HEX | #90DFDB |
| RGB | rgb(144, 223, 219) |
| HSL | hsl(177, 55%, 72%) |
| OKLCH | oklch(85.2% 0.078 191.7) |
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 #90DFDB | 1.52:1 | Fails | Lc -27.5 | Dividers and decoration only |
| Black text on #90DFDB | 13.76:1 | AAA | Lc 79.5 | Fine for body text |
| #90DFDB text on white | 1.52:1 | Fails | Lc 24.3 | Dividers and decoration only |
| #90DFDB text on black | 13.76:1 | AAA | Lc -78.8 | 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
#ECF9F8
oklch(97.2% 0.014 191.4)
-
Step 100
100
#D5F0EF
oklch(93.5% 0.028 194)
-
Step 200
200 (this color)
#90DFDB
oklch(85.2% 0.078 191.7)
-
Step 300
300
#69D5D1
oklch(80.8% 0.1 192.1)
-
Step 400
400
#00B8B4
oklch(70.7% 0.121 192)
-
Step 500
500
#009E9A
oklch(63.2% 0.109 191.6)
-
Step 600
600
#008581
oklch(55.7% 0.096 191.1)
-
Step 700
700
#00706D
oklch(49.2% 0.085 191.5)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#90DFDB 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) | #D6D7DB | 0.082 |
| Deuteranopia (no green cones) | #C8CDDC | 0.077 |
| Tritanopia (no blue cones) | #72E3DE | 0.026 |
| Achromatopsia (no color) | #D1D1D1 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90DFDB
#90DFDB
oklch(85.2% 0.078 191.7)
- #FDBAC1
#FDBAC1
oklch(85.2% 0.078 11.9)
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 #90DFDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.028
- Powder Blue #B0E0E6 ΔE 0.039
- Light Blue #ADD8E6 ΔE 0.042
- Light Teal #90E4C1 ΔE 0.043
- Tiffany Blue #94D2BD ΔE 0.045
- Robin's Egg #6DEDFD ΔE 0.052
- Robin's Egg Blue #98EFF9 ΔE 0.053
- Robin Egg Blue #8AF1FE ΔE 0.057
Use #90DFDB 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.