#A4DD9A
Closest named color: Hospital Green (#9BE5AA). oklch(84.2% 0.108 140.8), rgb(164, 221, 154).
Aa
Black text reads best on this color (13.38:1).
About this color
#A4DD9A is a light, moderately saturated green. In OKLCH its lightness is 84%, its chroma 0.108 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 0.024 away. Black text reads best on it, at 13.38:1.
| Hue family | Greens |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 13.38:1 |
| White text | 1.56:1 |
Values
| HEX | #A4DD9A |
| RGB | rgb(164, 221, 154) |
| HSL | hsl(111, 50%, 74%) |
| OKLCH | oklch(84.2% 0.108 140.8) |
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 #A4DD9A | 1.56:1 | Fails | Lc -29.3 | Dividers and decoration only |
| Black text on #A4DD9A | 13.38:1 | AAA | Lc 77.9 | Fine for body text |
| #A4DD9A text on white | 1.56:1 | Fails | Lc 25.9 | Dividers and decoration only |
| #A4DD9A text on black | 13.38:1 | AAA | Lc -77.2 | 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 300.
-
Step 50
50
#F0F8EF
oklch(97.1% 0.015 142.2)
-
Step 100
100
#DFEFDC
oklch(93.5% 0.03 140.8)
-
Step 200
200
#C4E4BE
oklch(88.6% 0.061 140.7)
-
Step 300
300 (this color)
#A4DD9A
oklch(84.2% 0.108 140.8)
-
Step 400
400
#5CBA4C
oklch(70.7% 0.173 140.9)
-
Step 500
500
#28A500
oklch(63% 0.206 140.8)
-
Step 600
600
#208B00
oklch(55.6% 0.182 140.8)
-
Step 700
700
#197500
oklch(49.1% 0.161 140.9)
-
Step 800
800
#136000
oklch(42.7% 0.14 140.8)
-
Step 900
900
#0E5000
oklch(37.6% 0.123 140.9)
-
Step 950
950
#053000
oklch(27% 0.089 141)
#A4DD9A 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) | #E1D296 | 0.079 |
| Deuteranopia (no green cones) | #D8CC9E | 0.079 |
| Tritanopia (no blue cones) | #A0D9CB | 0.070 |
| Achromatopsia (no color) | #CECECE | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4DD9A
#A4DD9A
oklch(84.2% 0.108 140.8)
- #ECB4F6
#ECB4F6
oklch(84.2% 0.108 321.3)
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 #A4DD9A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.024
- Light Grey Green #B7E1A1 ΔE 0.027
- Pale Olive Green #B1D27B ΔE 0.038
- Pale Olive #B9CC81 ΔE 0.047
- Light Teal #90E4C1 ΔE 0.048
- Greenish Tan #BCCB7A ΔE 0.053
- Light Sage #BCECAC ΔE 0.053
- Greenish Beige #C9D179 ΔE 0.053
Use #A4DD9A 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.