#90E178
Closest named color: Light Green (#90EE90). oklch(83.4% 0.16 138.9), rgb(144, 225, 120).
Aa
Black text reads best on this color (13.22:1).
About this color
#90E178 is a light, vivid green. In OKLCH its lightness is 83%, its chroma 0.160 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Green (#90EE90), ΔE 0.038 away. Black text reads best on it, at 13.22:1.
| Hue family | Greens |
| Lightness | light (83%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Light Green (#90EE90) |
| Black text | 13.22:1 |
| White text | 1.58:1 |
Values
| HEX | #90E178 |
| RGB | rgb(144, 225, 120) |
| HSL | hsl(106, 64%, 68%) |
| OKLCH | oklch(83.4% 0.16 138.9) |
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 #90E178 | 1.58:1 | Fails | Lc -29.9 | Dividers and decoration only |
| Black text on #90E178 | 13.22:1 | AAA | Lc 77.3 | Fine for body text |
| #90E178 text on white | 1.58:1 | Fails | Lc 26.5 | Dividers and decoration only |
| #90E178 text on black | 13.22:1 | AAA | Lc -76.5 | 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
#EEF9EB
oklch(97% 0.022 139)
-
Step 100
100
#DBF2D4
oklch(93.6% 0.047 138.4)
-
Step 200
200
#BCE8AF
oklch(88.5% 0.089 138.6)
-
Step 300
300 (this color)
#90E178
oklch(83.4% 0.16 138.9)
-
Step 400
400
#47BF00
oklch(70.8% 0.223 138.9)
-
Step 500
500
#3CA300
oklch(63% 0.198 138.8)
-
Step 600
600
#318900
oklch(55.5% 0.174 138.8)
-
Step 700
700
#287400
oklch(49.2% 0.155 138.8)
-
Step 800
800
#1F5F00
oklch(42.7% 0.134 138.9)
-
Step 900
900
#194F00
oklch(37.7% 0.118 138.8)
-
Step 950
950
#0B2F00
oklch(26.9% 0.085 139)
#90E178 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) | #E7D26F | 0.109 |
| Deuteranopia (no green cones) | #DBCA7F | 0.109 |
| Tritanopia (no blue cones) | #8BDBC8 | 0.108 |
| Achromatopsia (no color) | #CDCDCD | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90E178
#90E178
oklch(83.4% 0.16 138.9)
- #EDACFF
#EDACFF
oklch(83.3% 0.132 318.8)
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 #90E178, closest first.
No curated palette has a color within ΔE 0.04 of #90E178.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Green #90EE90 ΔE 0.038
- Pale Olive Green #B1D27B ΔE 0.054
- Kiwi Green #8EE53F ΔE 0.054
- Weird Green #3AE57F ΔE 0.058
- Hospital Green #9BE5AA ΔE 0.061
- Fresh Green #69D84F ΔE 0.062
- Yellow Green #9ACD32 ΔE 0.065
- Kiwi #9CEF43 ΔE 0.067
Use #90E178 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.