#A1D455
Closest named color: Yellow Green (#9ACD32). oklch(80.9% 0.165 128.1), rgb(161, 212, 85).
Aa
Black text reads best on this color (12.06:1).
About this color
#A1D455 is a light, vivid green. In OKLCH its lightness is 81%, its chroma 0.165 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.030 away. Black text reads best on it, at 12.06:1.
| Hue family | Greens |
| Lightness | light (81%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 12.06:1 |
| White text | 1.74:1 |
Values
| HEX | #A1D455 |
| RGB | rgb(161, 212, 85) |
| HSL | hsl(84, 60%, 58%) |
| OKLCH | oklch(80.9% 0.165 128.1) |
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 #A1D455 | 1.74:1 | Fails | Lc -35.4 | Non-text elements, placeholder text |
| Black text on #A1D455 | 12.06:1 | AAA | Lc 72.3 | Content text, not long reading |
| #A1D455 text on white | 1.74:1 | Fails | Lc 31.5 | Non-text elements, placeholder text |
| #A1D455 text on black | 12.06:1 | AAA | Lc -71.2 | 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
#F1F9E9
oklch(97.2% 0.023 128.7)
-
Step 100
100
#E1F1CF
oklch(93.7% 0.048 127.9)
-
Step 200
200
#C7E5A4
oklch(88.4% 0.092 128.3)
-
Step 300
300 (this color)
#A1D455
oklch(80.9% 0.165 128.1)
-
Step 400
400
#7EB500
oklch(70.8% 0.186 128.2)
-
Step 500
500
#6C9B00
oklch(63.2% 0.165 128)
-
Step 600
600
#5A8200
oklch(55.6% 0.145 128)
-
Step 700
700
#4B6D00
oklch(49% 0.128 127.9)
-
Step 800
800
#3D5A00
oklch(42.8% 0.112 128.1)
-
Step 900
900
#324B00
oklch(37.8% 0.099 128.2)
-
Step 950
950
#1C2C00
oklch(26.9% 0.07 127.9)
#A1D455 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) | #DEC647 | 0.083 |
| Deuteranopia (no green cones) | #D7C35E | 0.085 |
| Tritanopia (no blue cones) | #A6CBB9 | 0.130 |
| Achromatopsia (no color) | #C4C4C4 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1D455
#A1D455
oklch(80.9% 0.165 128.1)
- #D7AAFF
#D7AAFF
oklch(80.9% 0.126 308)
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 #A1D455, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.030
- Slime Green #99CC04 ΔE 0.043
- Pale Olive Green #B1D27B ΔE 0.048
- Light Moss Green #A6C875 ΔE 0.054
- Kiwi Green #8EE53F ΔE 0.056
- Pea #A4BF20 ΔE 0.056
- Fresh Green #69D84F ΔE 0.057
- Light Olive Green #A4BE5C ΔE 0.062
Use #A1D455 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.