#A4E18A
Closest named color: Hospital Green (#9BE5AA). oklch(84.8% 0.132 136.8), rgb(164, 225, 138).
Aa
Black text reads best on this color (13.71:1).
About this color
#A4E18A is a light, moderately saturated green. In OKLCH its lightness is 85%, its chroma 0.132 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.036 away. Black text reads best on it, at 13.71:1.
| Hue family | Greens |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 13.71:1 |
| White text | 1.53:1 |
Values
| HEX | #A4E18A |
| RGB | rgb(164, 225, 138) |
| HSL | hsl(102, 59%, 71%) |
| OKLCH | oklch(84.8% 0.132 136.8) |
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 #A4E18A | 1.53:1 | Fails | Lc -27.8 | Dividers and decoration only |
| Black text on #A4E18A | 13.71:1 | AAA | Lc 79.3 | Fine for body text |
| #A4E18A text on white | 1.53:1 | Fails | Lc 24.5 | Dividers and decoration only |
| #A4E18A text on black | 13.71:1 | AAA | Lc -78.6 | 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
#EFF9EA
oklch(97.1% 0.022 134.9)
-
Step 100
100
#DBF2D2
oklch(93.6% 0.049 136.8)
-
Step 200
200 (this color)
#A4E18A
oklch(84.8% 0.132 136.8)
-
Step 300
300
#8AD966
oklch(80.9% 0.169 136.8)
-
Step 400
400
#57BC00
oklch(70.6% 0.213 136.7)
-
Step 500
500
#49A200
oklch(63.2% 0.191 136.9)
-
Step 600
600
#3D8800
oklch(55.6% 0.168 136.7)
-
Step 700
700
#327200
oklch(49% 0.148 136.7)
-
Step 800
800
#285E00
oklch(42.8% 0.129 136.7)
-
Step 900
900
#204E00
oklch(37.6% 0.113 136.7)
-
Step 950
950
#102F00
oklch(27.1% 0.082 137)
#A4E18A 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) | #E7D484 | 0.088 |
| Deuteranopia (no green cones) | #DDCF8F | 0.085 |
| Tritanopia (no blue cones) | #A2DBCB | 0.092 |
| Achromatopsia (no color) | #D1D1D1 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4E18A
#A4E18A
oklch(84.8% 0.132 136.8)
- #EBB6FF
#EBB6FF
oklch(84.8% 0.114 316.6)
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 #A4E18A, closest first.
No curated palette has a color within ΔE 0.04 of #A4E18A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.036
- Light Green #90EE90 ΔE 0.037
- Pale Olive Green #B1D27B ΔE 0.039
- Light Grey Green #B7E1A1 ΔE 0.039
- Greenish Beige #C9D179 ΔE 0.055
- Light Sage #BCECAC ΔE 0.056
- Pale Olive #B9CC81 ΔE 0.057
- Greenish Tan #BCCB7A ΔE 0.059
Use #A4E18A 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.