#A3E899
Closest named color: Hospital Green (#9BE5AA). oklch(86.6% 0.127 141.4), rgb(163, 232, 153).
Aa
Black text reads best on this color (14.55:1).
About this color
#A3E899 is a light, moderately saturated green. In OKLCH its lightness is 87%, its chroma 0.127 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.026 away. Black text reads best on it, at 14.55:1.
| Hue family | Greens |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 14.55:1 |
| White text | 1.44:1 |
Values
| HEX | #A3E899 |
| RGB | rgb(163, 232, 153) |
| HSL | hsl(112, 63%, 75%) |
| OKLCH | oklch(86.6% 0.127 141.4) |
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 #A3E899 | 1.44:1 | Fails | Lc -24.0 | Dividers and decoration only |
| Black text on #A3E899 | 14.55:1 | AAA | Lc 82.7 | Fine for body text |
| #A3E899 text on white | 1.44:1 | Fails | Lc 21.0 | Dividers and decoration only |
| #A3E899 text on black | 14.55:1 | AAA | Lc -82.3 | 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
#D9F2D5
oklch(93.5% 0.047 141.3)
-
Step 200
200 (this color)
#A3E899
oklch(86.6% 0.127 141.4)
-
Step 300
300
#80DA74
oklch(80.8% 0.163 141.4)
-
Step 400
400
#27C100
oklch(70.6% 0.234 141.4)
-
Step 500
500
#20A600
oklch(63.1% 0.209 141.4)
-
Step 600
600
#198C00
oklch(55.7% 0.185 141.4)
-
Step 700
700
#147500
oklch(49% 0.162 141.3)
-
Step 800
800
#0E6000
oklch(42.6% 0.141 141.4)
-
Step 900
900
#0A5000
oklch(37.6% 0.125 141.4)
-
Step 950
950
#043000
oklch(26.9% 0.089 141.3)
#A3E899 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) | #ECDB94 | 0.093 |
| Deuteranopia (no green cones) | #E1D49D | 0.091 |
| Tritanopia (no blue cones) | #9EE3D4 | 0.083 |
| Achromatopsia (no color) | #D7D7D7 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3E899
#A3E899
oklch(86.6% 0.127 141.4)
- #F5BBFF
#F5BBFF
oklch(86.6% 0.111 321.4)
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 #A3E899, closest first.
No curated palette has a color within ΔE 0.04 of #A3E899.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.026
- Light Green #90EE90 ΔE 0.030
- Light Grey Green #B7E1A1 ΔE 0.033
- Light Sage #BCECAC ΔE 0.040
- Washed Out Green #BCF5A6 ΔE 0.048
- Seafoam #80F9AD ΔE 0.049
- Seafoam Green #7AF9AB ΔE 0.051
- Light Mint Green #A6FBB2 ΔE 0.052
Use #A3E899 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.