#90DAA4
Closest named color: Hospital Green (#9BE5AA). oklch(82.5% 0.106 152.1), rgb(144, 218, 164).
Aa
Black text reads best on this color (12.75:1).
About this color
#90DAA4 is a light, moderately saturated green. In OKLCH its lightness is 83%, its chroma 0.106 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.033 away. Black text reads best on it, at 12.75:1.
| Hue family | Greens |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 12.75:1 |
| White text | 1.64:1 |
Values
| HEX | #90DAA4 |
| RGB | rgb(144, 218, 164) |
| HSL | hsl(136, 50%, 71%) |
| OKLCH | oklch(82.5% 0.106 152.1) |
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 #90DAA4 | 1.64:1 | Fails | Lc -32.2 | Non-text elements, placeholder text |
| Black text on #90DAA4 | 12.75:1 | AAA | Lc 75.2 | Fine for body text |
| #90DAA4 text on white | 1.64:1 | Fails | Lc 28.6 | Dividers and decoration only |
| #90DAA4 text on black | 12.75:1 | AAA | Lc -74.3 | 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
#EFF8F1
oklch(97% 0.013 152.6)
-
Step 100
100
#DCF0E0
oklch(93.6% 0.03 151.5)
-
Step 200
200
#BDE5C6
oklch(88.5% 0.059 151.8)
-
Step 300
300 (this color)
#90DAA4
oklch(82.5% 0.106 152.1)
-
Step 400
400
#2FBD69
oklch(70.6% 0.169 152.2)
-
Step 500
500
#00A554
oklch(63.2% 0.166 152.1)
-
Step 600
600
#008A45
oklch(55.5% 0.146 152)
-
Step 700
700
#007439
oklch(49% 0.129 152)
-
Step 800
800
#00602E
oklch(42.8% 0.113 152)
-
Step 900
900
#005025
oklch(37.8% 0.1 151.8)
-
Step 950
950
#003014
oklch(27.1% 0.071 152.1)
#90DAA4 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) | #DACEA1 | 0.092 |
| Deuteranopia (no green cones) | #CFC6A7 | 0.091 |
| Tritanopia (no blue cones) | #84D8CB | 0.055 |
| Achromatopsia (no color) | #CACACA | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90DAA4
#90DAA4
oklch(82.5% 0.106 152.1)
- #EFACE4
#EFACE4
oklch(82.5% 0.106 332.4)
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 #90DAA4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.033
- Light Teal #90E4C1 ΔE 0.040
- Seafoam Blue #78D1B6 ΔE 0.046
- Tiffany Blue #94D2BD ΔE 0.047
- Light Grey Green #B7E1A1 ΔE 0.050
- Pale Olive Green #B1D27B ΔE 0.053
- Pale Teal #82CBB2 ΔE 0.054
- Medium Aquamarine #66CDAA ΔE 0.058
Use #90DAA4 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.