#A6C40E
Closest named color: Pea (#A4BF20). oklch(77.1% 0.181 120.2), rgb(166, 196, 14).
Aa
Black text reads best on this color (10.52:1).
About this color
#A6C40E is a medium-light, vivid yellow. In OKLCH its lightness is 77%, its chroma 0.181 and its hue 120°. 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 10.52:1.
| Hue family | Yellows |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.181) |
| Temperature | in between |
| Nearest name | Pea (#A4BF20) |
| Black text | 10.52:1 |
| White text | 1.99:1 |
Values
| HEX | #A6C40E |
| RGB | rgb(166, 196, 14) |
| HSL | hsl(70, 87%, 41%) |
| OKLCH | oklch(77.1% 0.181 120.2) |
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 #A6C40E | 1.99:1 | Fails | Lc -42.8 | Non-text elements, placeholder text |
| Black text on #A6C40E | 10.52:1 | AAA | Lc 65.5 | Content text, not long reading |
| #A6C40E text on white | 1.99:1 | Fails | Lc 38.4 | Non-text elements, placeholder text |
| #A6C40E text on black | 10.52:1 | AAA | Lc -64.0 | 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
#F3F8E6
oklch(97.1% 0.024 119.5)
-
Step 100
100
#E5F0C9
oklch(93.7% 0.053 120.2)
-
Step 200
200
#D0E498
oklch(88.6% 0.101 120.5)
-
Step 300
300 (this color)
#A6C40E
oklch(77.1% 0.181 120.2)
-
Step 400
400
#93AF00
oklch(70.7% 0.169 120.5)
-
Step 500
500
#7E9600
oklch(63.2% 0.151 120.4)
-
Step 600
600
#6A7E00
oklch(55.7% 0.132 120.1)
-
Step 700
700
#586A00
oklch(49.2% 0.117 120.6)
-
Step 800
800
#485600
oklch(42.6% 0.101 120)
-
Step 900
900
#3C4800
oklch(37.7% 0.09 119.9)
-
Step 950
950
#222B00
oklch(27.1% 0.065 121.1)
#A6C40E 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) | #D1B800 | 0.065 |
| Deuteranopia (no green cones) | #CEB82A | 0.066 |
| Tritanopia (no blue cones) | #B0B9A7 | 0.154 |
| Achromatopsia (no color) | #B7B7B7 | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A6C40E
#A6C40E
oklch(77.1% 0.181 120.2)
- #C39FFF
#C39FFF
oklch(77.1% 0.138 300.5)
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 #A6C40E, closest first.
No curated palette has a color within ΔE 0.04 of #A6C40E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pea #A4BF20 ΔE 0.016
- Yellow Green #9ACD32 ΔE 0.025
- Slime Green #99CC04 ΔE 0.026
- Bright Olive #9CBB04 ΔE 0.029
- Mustard Green #A8B504 ΔE 0.040
- Olive Yellow #C2B709 ΔE 0.049
- Light Olive Green #A4BE5C ΔE 0.054
- Apple Green #76CD26 ΔE 0.054
Use #A6C40E 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.