#A0C40E
Closest named color: Pea (#A4BF20). oklch(76.6% 0.184 122.1), rgb(160, 196, 14).
Aa
Black text reads best on this color (10.39:1).
About this color
#A0C40E is a medium-light, vivid yellow. In OKLCH its lightness is 77%, its chroma 0.184 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pea (#A4BF20), ΔE 0.016 away. Black text reads best on it, at 10.39:1.
| Hue family | Yellows |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Pea (#A4BF20) |
| Black text | 10.39:1 |
| White text | 2.01:1 |
Values
| HEX | #A0C40E |
| RGB | rgb(160, 196, 14) |
| HSL | hsl(72, 87%, 41%) |
| OKLCH | oklch(76.6% 0.184 122.1) |
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 #A0C40E | 2.01:1 | Fails | Lc -43.5 | Non-text elements, placeholder text |
| Black text on #A0C40E | 10.39:1 | AAA | Lc 64.9 | Content text, not long reading |
| #A0C40E text on white | 2.01:1 | Fails | Lc 39.0 | Non-text elements, placeholder text |
| #A0C40E text on black | 10.39:1 | AAA | Lc -63.4 | 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
#F2F8E6
oklch(97% 0.025 121.9)
-
Step 100
100
#E3F0C9
oklch(93.5% 0.053 122.4)
-
Step 200
200
#CDE498
oklch(88.4% 0.102 122.2)
-
Step 300
300 (this color)
#A0C40E
oklch(76.6% 0.184 122.1)
-
Step 400
400
#8FB000
oklch(70.7% 0.172 122.1)
-
Step 500
500
#7A9700
oklch(63.1% 0.154 122.2)
-
Step 600
600
#667F00
oklch(55.6% 0.135 122.3)
-
Step 700
700
#566A00
oklch(49% 0.118 121.7)
-
Step 800
800
#465700
oklch(42.7% 0.103 121.8)
-
Step 900
900
#3A4900
oklch(37.9% 0.092 122)
-
Step 950
950
#212B00
oklch(27% 0.066 122.2)
#A0C40E 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) | #D0B700 | 0.072 |
| Deuteranopia (no green cones) | #CCB62B | 0.073 |
| Tritanopia (no blue cones) | #A9B9A7 | 0.155 |
| Achromatopsia (no color) | #B6B6B6 | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A0C40E
#A0C40E
oklch(76.6% 0.184 122.1)
- #C49BFF
#C49BFF
oklch(76.5% 0.145 302)
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 #A0C40E, closest first.
No curated palette has a color within ΔE 0.04 of #A0C40E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pea #A4BF20 ΔE 0.016
- Slime Green #99CC04 ΔE 0.023
- Yellow Green #9ACD32 ΔE 0.024
- Bright Olive #9CBB04 ΔE 0.025
- Mustard Green #A8B504 ΔE 0.040
- Dark Lime Green #7EBD01 ΔE 0.047
- Apple Green #76CD26 ΔE 0.048
- Apple #6ECB3C ΔE 0.052
Use #A0C40E 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.