#90CCBB
Closest named color: Tiffany Blue (#94D2BD). oklch(79.9% 0.066 175), rgb(144, 204, 187).
Aa
Black text reads best on this color (11.54:1).
About this color
#90CCBB is a light, muted teal or cyan. In OKLCH its lightness is 80%, its chroma 0.066 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Tiffany Blue (#94D2BD), ΔE 0.017 away. Black text reads best on it, at 11.54:1.
| Hue family | Teals and cyans |
| Lightness | light (80%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Tiffany Blue (#94D2BD) |
| Black text | 11.54:1 |
| White text | 1.81:1 |
Values
| HEX | #90CCBB |
| RGB | rgb(144, 204, 187) |
| HSL | hsl(163, 37%, 68%) |
| OKLCH | oklch(79.9% 0.066 175) |
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 #90CCBB | 1.81:1 | Fails | Lc -38.0 | Non-text elements, placeholder text |
| Black text on #90CCBB | 11.54:1 | AAA | Lc 70.0 | Content text, not long reading |
| #90CCBB text on white | 1.81:1 | Fails | Lc 33.9 | Non-text elements, placeholder text |
| #90CCBB text on black | 11.54:1 | AAA | Lc -68.7 | Content text, not long reading |
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
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100
#DDEEE9
oklch(93.5% 0.019 176.4)
-
Step 200
200
#C1E2D8
oklch(88.6% 0.037 175.2)
-
Step 300
300 (this color)
#90CCBB
oklch(79.9% 0.066 175)
-
Step 400
400
#4AB69D
oklch(70.7% 0.106 175.3)
-
Step 500
500
#00A085
oklch(63% 0.119 175)
-
Step 600
600
#008770
oklch(55.7% 0.105 175.1)
-
Step 700
700
#00715E
oklch(49% 0.092 175.6)
-
Step 800
800
#005D4C
oklch(42.7% 0.081 174.6)
-
Step 900
900
#004E3F
oklch(37.8% 0.072 174.1)
-
Step 950
950
#002E25
oklch(26.9% 0.05 175.6)
#90CCBB 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) | #C8C5BA | 0.070 |
| Deuteranopia (no green cones) | #BDBDBC | 0.066 |
| Tritanopia (no blue cones) | #80CDC7 | 0.021 |
| Achromatopsia (no color) | #C0C0C0 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90CCBB
#90CCBB
oklch(79.9% 0.066 175)
- #E1ACC0
#E1ACC0
oklch(79.9% 0.067 354.2)
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 #90CCBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tiffany Blue #94D2BD ΔE 0.017
- Pale Teal #82CBB2 ΔE 0.021
- Seafoam Blue #78D1B6 ΔE 0.029
- Medium Aquamarine #66CDAA ΔE 0.050
- Ash Gray #BFC8AD ΔE 0.056
- Medium Turquoise #48D1CC ΔE 0.057
- Light Cornflower Blue #98C1D9 ΔE 0.062
- Celeste #A8DADC ΔE 0.062
Use #90CCBB 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.