#90DCD5
Closest named color: Celeste (#A8DADC). oklch(84.3% 0.076 188.5), rgb(144, 220, 213).
Aa
Black text reads best on this color (13.38:1).
About this color
#90DCD5 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.076 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.029 away. Black text reads best on it, at 13.38:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.38:1 |
| White text | 1.56:1 |
Values
| HEX | #90DCD5 |
| RGB | rgb(144, 220, 213) |
| HSL | hsl(174, 52%, 71%) |
| OKLCH | oklch(84.3% 0.076 188.5) |
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 #90DCD5 | 1.56:1 | Fails | Lc -29.3 | Dividers and decoration only |
| Black text on #90DCD5 | 13.38:1 | AAA | Lc 77.9 | Fine for body text |
| #90DCD5 text on white | 1.56:1 | Fails | Lc 25.9 | Dividers and decoration only |
| #90DCD5 text on black | 13.38:1 | AAA | Lc -77.2 | 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 300.
-
Step 50
50
#EEF8F7
oklch(97.1% 0.011 189.8)
-
Step 100
100
#DAEFED
oklch(93.6% 0.022 189.9)
-
Step 200
200
#BBE3DE
oklch(88.6% 0.042 187.1)
-
Step 300
300 (this color)
#90DCD5
oklch(84.3% 0.076 188.5)
-
Step 400
400
#0AB8AF
oklch(70.6% 0.121 188.6)
-
Step 500
500
#009E96
oklch(63% 0.109 188.5)
-
Step 600
600
#00857E
oklch(55.6% 0.097 188.3)
-
Step 700
700
#00706A
oklch(49.1% 0.085 188.3)
-
Step 800
800
#005C57
oklch(42.8% 0.074 188.4)
-
Step 900
900
#004C48
oklch(37.6% 0.065 188.7)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#90DCD5 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) | #D4D4D5 | 0.081 |
| Deuteranopia (no green cones) | #C6CAD6 | 0.076 |
| Tritanopia (no blue cones) | #75E0DA | 0.024 |
| Achromatopsia (no color) | #CECECE | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90DCD5
#90DCD5
oklch(84.3% 0.076 188.5)
- #F8B7C2
#F8B7C2
oklch(84.2% 0.077 7.6)
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 #90DCD5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.029
- Tiffany Blue #94D2BD ΔE 0.035
- Light Teal #90E4C1 ΔE 0.041
- Light Blue #ADD8E6 ΔE 0.044
- Powder Blue #B0E0E6 ΔE 0.045
- Seafoam Blue #78D1B6 ΔE 0.055
- Sky Blue #87CEEB ΔE 0.058
- Turquoise #40E0D0 ΔE 0.059
Use #90DCD5 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.