#90D181
Closest named color: Light Moss Green (#A6C875). oklch(79.7% 0.128 139.8), rgb(144, 209, 129).
Aa
Black text reads best on this color (11.62:1).
About this color
#90D181 is a light, moderately saturated green. In OKLCH its lightness is 80%, its chroma 0.128 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Moss Green (#A6C875), ΔE 0.031 away. Black text reads best on it, at 11.62:1.
| Hue family | Greens |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Light Moss Green (#A6C875) |
| Black text | 11.62:1 |
| White text | 1.80:1 |
Values
| HEX | #90D181 |
| RGB | rgb(144, 209, 129) |
| HSL | hsl(109, 47%, 66%) |
| OKLCH | oklch(79.7% 0.128 139.8) |
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 #90D181 | 1.80:1 | Fails | Lc -37.6 | Non-text elements, placeholder text |
| Black text on #90D181 | 11.62:1 | AAA | Lc 70.4 | Content text, not long reading |
| #90D181 text on white | 1.80:1 | Fails | Lc 33.5 | Non-text elements, placeholder text |
| #90D181 text on black | 11.62:1 | AAA | Lc -69.1 | 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
#F0F8EE
oklch(97% 0.016 139.4)
-
Step 100
100
#DDF0D9
oklch(93.5% 0.037 140.2)
-
Step 200
200
#C1E5B9
oklch(88.4% 0.07 140)
-
Step 300
300 (this color)
#90D181
oklch(79.7% 0.128 139.8)
-
Step 400
400
#4DBD2D
oklch(70.7% 0.205 139.8)
-
Step 500
500
#33A400
oklch(63% 0.202 139.8)
-
Step 600
600
#2A8A00
oklch(55.5% 0.178 139.8)
-
Step 700
700
#227400
oklch(49% 0.157 139.8)
-
Step 800
800
#1A5F00
oklch(42.6% 0.136 139.8)
-
Step 900
900
#145000
oklch(37.8% 0.121 139.9)
-
Step 950
950
#093000
oklch(27.1% 0.087 139.7)
#90D181 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) | #D5C47B | 0.090 |
| Deuteranopia (no green cones) | #CCBE86 | 0.090 |
| Tritanopia (no blue cones) | #8CCCBD | 0.085 |
| Achromatopsia (no color) | #C1C1C1 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90D181
#90D181
oklch(79.7% 0.128 139.8)
- #E1A1F0
#E1A1F0
oklch(79.7% 0.128 319.8)
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 #90D181, closest first.
No curated palette has a color within ΔE 0.04 of #90D181.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Moss Green #A6C875 ΔE 0.031
- Pale Olive Green #B1D27B ΔE 0.038
- Pale Olive #B9CC81 ΔE 0.050
- Greenish Tan #BCCB7A ΔE 0.052
- Light Olive #ACBF69 ΔE 0.052
- Tan Green #A9BE70 ΔE 0.053
- Light Olive Green #A4BE5C ΔE 0.054
- Soft Green #6FC276 ΔE 0.057
Use #90D181 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.