#A3EF9E
Closest named color: Light Green (#90EE90). oklch(88.3% 0.133 142.9), rgb(163, 239, 158).
Aa
Black text reads best on this color (15.39:1).
About this color
#A3EF9E is a light, moderately saturated green. In OKLCH its lightness is 88%, its chroma 0.133 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Green (#90EE90), ΔE 0.028 away. Black text reads best on it, at 15.39:1.
| Hue family | Greens |
| Lightness | light (88%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Light Green (#90EE90) |
| Black text | 15.39:1 |
| White text | 1.36:1 |
Values
| HEX | #A3EF9E |
| RGB | rgb(163, 239, 158) |
| HSL | hsl(116, 72%, 78%) |
| OKLCH | oklch(88.3% 0.133 142.9) |
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 #A3EF9E | 1.36:1 | Fails | Lc -20.2 | Dividers and decoration only |
| Black text on #A3EF9E | 15.39:1 | AAA | Lc 86.0 | Fine for body text |
| #A3EF9E text on white | 1.36:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #A3EF9E text on black | 15.39:1 | AAA | Lc -85.9 | 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
#EDFAEC
oklch(97.2% 0.023 143.4)
-
Step 100
100
#D7F3D5
oklch(93.6% 0.05 143.4)
-
Step 200
200 (this color)
#A3EF9E
oklch(88.3% 0.133 142.9)
-
Step 300
300
#78DC73
oklch(80.9% 0.171 142.9)
-
Step 400
400
#00C213
oklch(70.6% 0.237 142.9)
-
Step 500
500
#00A70F
oklch(63.1% 0.212 142.9)
-
Step 600
600
#008C0A
oklch(55.5% 0.186 142.9)
-
Step 700
700
#007607
oklch(49.1% 0.165 142.9)
-
Step 800
800
#006105
oklch(42.7% 0.143 143)
-
Step 900
900
#005103
oklch(37.7% 0.127 142.9)
-
Step 950
950
#003101
oklch(27.1% 0.091 142.9)
#A3EF9E 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) | #F3E199 | 0.101 |
| Deuteranopia (no green cones) | #E7DAA3 | 0.098 |
| Tritanopia (no blue cones) | #9CEADA | 0.084 |
| Achromatopsia (no color) | #DDDDDD | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3EF9E
#A3EF9E
oklch(88.3% 0.133 142.9)
- #F9C2FF
#F9C2FF
oklch(88.2% 0.101 323.1)
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 #A3EF9E, closest first.
No curated palette has a color within ΔE 0.04 of #A3EF9E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Green #90EE90 ΔE 0.028
- Washed Out Green #BCF5A6 ΔE 0.035
- Light Mint Green #A6FBB2 ΔE 0.035
- Seafoam #80F9AD ΔE 0.036
- Pale Green #98FB98 ΔE 0.037
- Hospital Green #9BE5AA ΔE 0.037
- Light Sage #BCECAC ΔE 0.037
- Foam Green #90FDA9 ΔE 0.037
Use #A3EF9E 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.