#A3E99C
Closest named color: Hospital Green (#9BE5AA). oklch(86.9% 0.126 142.3), rgb(163, 233, 156).
Aa
Black text reads best on this color (14.69:1).
About this color
#A3E99C is a light, moderately saturated green. In OKLCH its lightness is 87%, its chroma 0.126 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.025 away. Black text reads best on it, at 14.69:1.
| Hue family | Greens |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 14.69:1 |
| White text | 1.42:1 |
Values
| HEX | #A3E99C |
| RGB | rgb(163, 233, 156) |
| HSL | hsl(115, 64%, 76%) |
| OKLCH | oklch(86.9% 0.126 142.3) |
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 #A3E99C | 1.42:1 | Fails | Lc -23.4 | Dividers and decoration only |
| Black text on #A3E99C | 14.69:1 | AAA | Lc 83.2 | Fine for body text |
| #A3E99C text on white | 1.42:1 | Fails | Lc 20.5 | Dividers and decoration only |
| #A3E99C text on black | 14.69:1 | AAA | Lc -82.9 | 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
#EEF9EC
oklch(97% 0.021 140.9)
-
Step 100
100
#D9F2D6
oklch(93.5% 0.046 142.2)
-
Step 200
200 (this color)
#A3E99C
oklch(86.9% 0.126 142.3)
-
Step 300
300
#7FDA77
oklch(80.8% 0.16 142.3)
-
Step 400
400
#0EC200
oklch(70.6% 0.239 142.3)
-
Step 500
500
#0AA700
oklch(63.2% 0.214 142.3)
-
Step 600
600
#078C00
oklch(55.5% 0.188 142.3)
-
Step 700
700
#057600
oklch(49.1% 0.166 142.2)
-
Step 800
800
#036100
oklch(42.7% 0.145 142.3)
-
Step 900
900
#025100
oklch(37.7% 0.128 142.3)
-
Step 950
950
#013100
oklch(27.2% 0.092 142.2)
#A3E99C 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) | #EDDC97 | 0.094 |
| Deuteranopia (no green cones) | #E2D5A0 | 0.092 |
| Tritanopia (no blue cones) | #9DE4D5 | 0.081 |
| Achromatopsia (no color) | #D8D8D8 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3E99C
#A3E99C
oklch(86.9% 0.126 142.3)
- #F7BCFF
#F7BCFF
oklch(87% 0.11 322.4)
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 #A3E99C, closest first.
No curated palette has a color within ΔE 0.04 of #A3E99C.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.025
- Light Green #90EE90 ΔE 0.031
- Light Grey Green #B7E1A1 ΔE 0.033
- Light Sage #BCECAC ΔE 0.037
- Washed Out Green #BCF5A6 ΔE 0.045
- Seafoam #80F9AD ΔE 0.046
- Light Mint Green #A6FBB2 ΔE 0.049
- Seafoam Green #7AF9AB ΔE 0.049
Use #A3E99C 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.