#90D9BB
Closest named color: Tiffany Blue (#94D2BD). oklch(82.9% 0.085 166.6), rgb(144, 217, 187).
Aa
Black text reads best on this color (12.82:1).
About this color
#90D9BB is a light, moderately saturated green. In OKLCH its lightness is 83%, its chroma 0.085 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tiffany Blue (#94D2BD), ΔE 0.021 away. Black text reads best on it, at 12.82:1.
| Hue family | Greens |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Tiffany Blue (#94D2BD) |
| Black text | 12.82:1 |
| White text | 1.63:1 |
Values
| HEX | #90D9BB |
| RGB | rgb(144, 217, 187) |
| HSL | hsl(155, 49%, 71%) |
| OKLCH | oklch(82.9% 0.085 166.6) |
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 #90D9BB | 1.63:1 | Fails | Lc -31.9 | Non-text elements, placeholder text |
| Black text on #90D9BB | 12.82:1 | AAA | Lc 75.6 | Fine for body text |
| #90D9BB text on white | 1.63:1 | Fails | Lc 28.2 | Dividers and decoration only |
| #90D9BB text on black | 12.82:1 | AAA | Lc -74.7 | 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
#EFF8F4
oklch(97.1% 0.011 167.8)
-
Step 100
100
#DBEFE6
oklch(93.5% 0.024 167.1)
-
Step 200
200
#BDE4D2
oklch(88.6% 0.048 165.6)
-
Step 300
300 (this color)
#90D9BB
oklch(82.9% 0.085 166.6)
-
Step 400
400
#2ABB8E
oklch(70.7% 0.136 166.6)
-
Step 500
500
#00A278
oklch(63.2% 0.13 166.5)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#90D9BB 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) | #D6CFBA | 0.086 |
| Deuteranopia (no green cones) | #C9C7BD | 0.081 |
| Tritanopia (no blue cones) | #7ED9D0 | 0.032 |
| Achromatopsia (no color) | #CACACA | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90D9BB
#90D9BB
oklch(82.9% 0.085 166.6)
- #F1B1D2
#F1B1D2
oklch(82.9% 0.085 346.8)
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 #90D9BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tiffany Blue #94D2BD ΔE 0.021
- Light Teal #90E4C1 ΔE 0.029
- Seafoam Blue #78D1B6 ΔE 0.034
- Pale Teal #82CBB2 ΔE 0.042
- Hospital Green #9BE5AA ΔE 0.048
- Celeste #A8DADC ΔE 0.056
- Turquoise #40E0D0 ΔE 0.057
- Medium Aquamarine #66CDAA ΔE 0.058
Use #90D9BB 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.