#A1D628
Closest named color: Yellow Green (#9ACD32). oklch(81% 0.196 126.2), rgb(161, 214, 40).
Aa
Black text reads best on this color (12.16:1).
About this color
#A1D628 is a light, vivid green. In OKLCH its lightness is 81%, its chroma 0.196 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.028 away. Black text reads best on it, at 12.16:1.
| Hue family | Greens |
| Lightness | light (81%) |
| Chroma | vivid (0.196) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 12.16:1 |
| White text | 1.72:1 |
Values
| HEX | #A1D628 |
| RGB | rgb(161, 214, 40) |
| HSL | hsl(78, 69%, 50%) |
| OKLCH | oklch(81% 0.196 126.2) |
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 #A1D628 | 1.72:1 | Fails | Lc -34.8 | Non-text elements, placeholder text |
| Black text on #A1D628 | 12.16:1 | AAA | Lc 72.9 | Content text, not long reading |
| #A1D628 text on white | 1.72:1 | Fails | Lc 31.0 | Non-text elements, placeholder text |
| #A1D628 text on black | 12.16:1 | AAA | Lc -71.8 | Content text, not long reading |
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
#F1F9E6
oklch(97.1% 0.026 125.6)
-
Step 100
100
#E0F1C9
oklch(93.5% 0.056 126.2)
-
Step 200
200
#C7E797
oklch(88.6% 0.109 126.3)
-
Step 300
300 (this color)
#A1D628
oklch(81% 0.196 126.2)
-
Step 400
400
#84B300
oklch(70.7% 0.18 126.2)
-
Step 500
500
#719A00
oklch(63.2% 0.161 126.2)
-
Step 600
600
#5E8100
oklch(55.6% 0.142 126.3)
-
Step 700
700
#4F6C00
oklch(49% 0.125 125.9)
-
Step 800
800
#405900
oklch(42.8% 0.109 126.1)
-
Step 900
900
#354A00
oklch(37.7% 0.096 125.9)
-
Step 950
950
#1E2C00
oklch(27% 0.069 126.1)
#A1D628 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) | #E2C700 | 0.090 |
| Deuteranopia (no green cones) | #DBC43C | 0.092 |
| Tritanopia (no blue cones) | #A8CCB7 | 0.157 |
| Achromatopsia (no color) | #C5C5C5 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1D628
#A1D628
oklch(81% 0.196 126.2)
- #D5ACFF
#D5ACFF
oklch(81% 0.122 306.5)
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 #A1D628, closest first.
No curated palette has a color within ΔE 0.04 of #A1D628.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.028
- Slime Green #99CC04 ΔE 0.030
- Kiwi Green #8EE53F ΔE 0.040
- Fresh Green #69D84F ΔE 0.053
- Apple Green #76CD26 ΔE 0.055
- Pea #A4BF20 ΔE 0.061
- Toxic Green #61DE2A ΔE 0.062
- Kiwi #9CEF43 ΔE 0.064
Use #A1D628 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.