#90E199
Closest named color: Hospital Green (#9BE5AA). oklch(83.9% 0.128 147), rgb(144, 225, 153).
Aa
Black text reads best on this color (13.41:1).
About this color
#90E199 is a light, moderately saturated green. In OKLCH its lightness is 84%, its chroma 0.128 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.026 away. Black text reads best on it, at 13.41:1.
| Hue family | Greens |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 13.41:1 |
| White text | 1.56:1 |
Values
| HEX | #90E199 |
| RGB | rgb(144, 225, 153) |
| HSL | hsl(127, 57%, 72%) |
| OKLCH | oklch(83.9% 0.128 147) |
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 #90E199 | 1.56:1 | Fails | Lc -29.1 | Dividers and decoration only |
| Black text on #90E199 | 13.41:1 | AAA | Lc 78.1 | Fine for body text |
| #90E199 text on white | 1.56:1 | Fails | Lc 25.7 | Dividers and decoration only |
| #90E199 text on black | 13.41:1 | AAA | Lc -77.3 | 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
#EEF9EF
oklch(97.1% 0.018 148.1)
-
Step 100
100
#DBF1DC
oklch(93.6% 0.036 146.5)
-
Step 200
200
#BBE6BE
oklch(88.4% 0.07 146.8)
-
Step 300
300 (this color)
#90E199
oklch(83.9% 0.128 147)
-
Step 400
400
#19C04A
oklch(70.6% 0.204 146.9)
-
Step 500
500
#00A63C
oklch(63.2% 0.188 147.1)
-
Step 600
600
#008B31
oklch(55.5% 0.165 147.1)
-
Step 700
700
#007528
oklch(49% 0.145 147.1)
-
Step 800
800
#00601F
oklch(42.6% 0.127 147)
-
Step 900
900
#005019
oklch(37.6% 0.111 147.2)
-
Step 950
950
#00300B
oklch(26.9% 0.08 146.8)
#90E199 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) | #E3D494 | 0.102 |
| Deuteranopia (no green cones) | #D7CB9D | 0.102 |
| Tritanopia (no blue cones) | #85DDCE | 0.075 |
| Achromatopsia (no color) | #CFCFCF | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90E199
#90E199
oklch(83.9% 0.128 147)
- #F6ACF6
#F6ACF6
oklch(83.8% 0.128 326.6)
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 #90E199, closest first.
No curated palette has a color within ΔE 0.04 of #90E199.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.026
- Light Green #90EE90 ΔE 0.041
- Light Grey Green #B7E1A1 ΔE 0.046
- Pale Olive Green #B1D27B ΔE 0.050
- Light Teal #90E4C1 ΔE 0.051
- Seafoam #80F9AD ΔE 0.061
- Seafoam Green #7AF9AB ΔE 0.062
- Light Sage #BCECAC ΔE 0.064
Use #90E199 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.