#A3DE90
Closest named color: Hospital Green (#9BE5AA). oklch(84.1% 0.121 138.3), rgb(163, 222, 144).
Aa
Black text reads best on this color (13.40:1).
About this color
#A3DE90 is a light, moderately saturated green. In OKLCH its lightness is 84%, its chroma 0.121 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.031 away. Black text reads best on it, at 13.40:1.
| Hue family | Greens |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 13.40:1 |
| White text | 1.56:1 |
Values
| HEX | #A3DE90 |
| RGB | rgb(163, 222, 144) |
| HSL | hsl(105, 54%, 72%) |
| OKLCH | oklch(84.1% 0.121 138.3) |
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 #A3DE90 | 1.56:1 | Fails | Lc -29.2 | Dividers and decoration only |
| Black text on #A3DE90 | 13.40:1 | AAA | Lc 78.0 | Fine for body text |
| #A3DE90 text on white | 1.56:1 | Fails | Lc 25.8 | Dividers and decoration only |
| #A3DE90 text on black | 13.40:1 | AAA | Lc -77.3 | 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 300.
-
Step 50
50
#F0F8EE
oklch(97% 0.016 139.4)
-
Step 100
100
#DFF0D9
oklch(93.6% 0.035 137.5)
-
Step 200
200
#C4E4B9
oklch(88.4% 0.067 137.7)
-
Step 300
300 (this color)
#A3DE90
oklch(84.1% 0.121 138.3)
-
Step 400
400
#5ABB32
oklch(70.7% 0.194 138.3)
-
Step 500
500
#40A300
oklch(63.1% 0.196 138.3)
-
Step 600
600
#348900
oklch(55.6% 0.173 138.4)
-
Step 700
700
#2B7300
oklch(49% 0.152 138.2)
-
Step 800
800
#225F00
oklch(42.8% 0.133 138.3)
-
Step 900
900
#1B4F00
oklch(37.7% 0.117 138.3)
-
Step 950
950
#0D2F00
oklch(26.9% 0.084 138.2)
#A3DE90 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) | #E3D28B | 0.084 |
| Deuteranopia (no green cones) | #DACC94 | 0.083 |
| Tritanopia (no blue cones) | #A0D9CA | 0.082 |
| Achromatopsia (no color) | #CECECE | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3DE90
#A3DE90
oklch(84.1% 0.121 138.3)
- #ECB2FE
#ECB2FE
oklch(84.2% 0.12 318)
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 #A3DE90, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.031
- Pale Olive Green #B1D27B ΔE 0.034
- Light Grey Green #B7E1A1 ΔE 0.034
- Light Green #90EE90 ΔE 0.046
- Pale Olive #B9CC81 ΔE 0.049
- Greenish Beige #C9D179 ΔE 0.052
- Greenish Tan #BCCB7A ΔE 0.053
- Light Sage #BCECAC ΔE 0.057
Use #A3DE90 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.