#A3E290
Closest named color: Hospital Green (#9BE5AA). oklch(85% 0.127 138.6), rgb(163, 226, 144).
Aa
Black text reads best on this color (13.83:1).
About this color
#A3E290 is a light, moderately saturated green. In OKLCH its lightness is 85%, its chroma 0.127 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.030 away. Black text reads best on it, at 13.83:1.
| Hue family | Greens |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 13.83:1 |
| White text | 1.51:1 |
Values
| HEX | #A3E290 |
| RGB | rgb(163, 226, 144) |
| HSL | hsl(106, 59%, 73%) |
| OKLCH | oklch(85% 0.127 138.6) |
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 #A3E290 | 1.51:1 | Fails | Lc -27.2 | Dividers and decoration only |
| Black text on #A3E290 | 13.83:1 | AAA | Lc 79.8 | Fine for body text |
| #A3E290 text on white | 1.51:1 | Fails | Lc 24.0 | Dividers and decoration only |
| #A3E290 text on black | 13.83:1 | AAA | Lc -79.2 | 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 200.
-
Step 50
50
#EEF9EB
oklch(97% 0.022 139)
-
Step 100
100
#DBF2D4
oklch(93.6% 0.047 138.4)
-
Step 200
200 (this color)
#A3E290
oklch(85% 0.127 138.6)
-
Step 300
300
#87D96E
oklch(80.8% 0.163 138.8)
-
Step 400
400
#49BE00
oklch(70.6% 0.221 138.6)
-
Step 500
500
#3DA300
oklch(63% 0.197 138.7)
-
Step 600
600
#328900
oklch(55.5% 0.174 138.7)
-
Step 700
700
#297400
oklch(49.2% 0.154 138.7)
-
Step 800
800
#205F00
oklch(42.8% 0.134 138.7)
-
Step 900
900
#1A4F00
oklch(37.7% 0.118 138.5)
-
Step 950
950
#0C2F00
oklch(26.9% 0.084 138.6)
#A3E290 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) | #E7D58A | 0.088 |
| Deuteranopia (no green cones) | #DDCF95 | 0.088 |
| Tritanopia (no blue cones) | #A0DDCD | 0.086 |
| Achromatopsia (no color) | #D2D2D2 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3E290
#A3E290
oklch(85% 0.127 138.6)
- #EFB5FF
#EFB5FF
oklch(85% 0.118 318.8)
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 #A3E290, closest first.
No curated palette has a color within ΔE 0.04 of #A3E290.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.030
- Light Grey Green #B7E1A1 ΔE 0.034
- Light Green #90EE90 ΔE 0.036
- Pale Olive Green #B1D27B ΔE 0.042
- Light Sage #BCECAC ΔE 0.052
- Greenish Beige #C9D179 ΔE 0.057
- Pale Olive #B9CC81 ΔE 0.058
- Light Teal #90E4C1 ΔE 0.061
Use #A3E290 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.