#A3C02B
Closest named color: Pea (#A4BF20). oklch(76% 0.168 120.5), rgb(163, 192, 43).
Aa
Black text reads best on this color (10.13:1).
About this color
#A3C02B is a medium-light, vivid yellow. In OKLCH its lightness is 76%, its chroma 0.168 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pea (#A4BF20), ΔE 0.005 away. Black text reads best on it, at 10.13:1.
| Hue family | Yellows |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Pea (#A4BF20) |
| Black text | 10.13:1 |
| White text | 2.07:1 |
Values
| HEX | #A3C02B |
| RGB | rgb(163, 192, 43) |
| HSL | hsl(72, 63%, 46%) |
| OKLCH | oklch(76% 0.168 120.5) |
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 #A3C02B | 2.07:1 | Fails | Lc -44.9 | Non-text elements, placeholder text |
| Black text on #A3C02B | 10.13:1 | AAA | Lc 63.6 | Content text, not long reading |
| #A3C02B text on white | 2.07:1 | Fails | Lc 40.3 | Non-text elements, placeholder text |
| #A3C02B text on black | 10.13:1 | AAA | Lc -62.0 | 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
#F3F8E7
oklch(97.1% 0.023 120.2)
-
Step 100
100
#E5EFCB
oklch(93.5% 0.049 120)
-
Step 200
200
#D0E39D
oklch(88.5% 0.093 120.7)
-
Step 300
300 (this color)
#A3C02B
oklch(76% 0.168 120.5)
-
Step 400
400
#93AF00
oklch(70.7% 0.169 120.5)
-
Step 500
500
#7D9600
oklch(63.1% 0.151 120.8)
-
Step 600
600
#697E00
oklch(55.6% 0.133 120.6)
-
Step 700
700
#586A00
oklch(49.2% 0.117 120.6)
-
Step 800
800
#485700
oklch(42.9% 0.102 120.5)
-
Step 900
900
#3B4800
oklch(37.7% 0.09 120.7)
-
Step 950
950
#222B00
oklch(27.1% 0.065 121.1)
#A3C02B 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) | #CCB400 | 0.060 |
| Deuteranopia (no green cones) | #C9B43A | 0.064 |
| Tritanopia (no blue cones) | #ACB6A4 | 0.141 |
| Achromatopsia (no color) | #B4B4B4 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3C02B
#A3C02B
oklch(76% 0.168 120.5)
- #C09AFF
#C09AFF
oklch(76% 0.146 300.3)
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 #A3C02B, closest first.
No curated palette has a color within ΔE 0.04 of #A3C02B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pea #A4BF20 ΔE 0.005
- Bright Olive #9CBB04 ΔE 0.020
- Mustard Green #A8B504 ΔE 0.028
- Yellow Green #9ACD32 ΔE 0.035
- Slime Green #99CC04 ΔE 0.039
- Light Olive Green #A4BE5C ΔE 0.040
- Olive Yellow #C2B709 ΔE 0.045
- Dark Lime Green #7EBD01 ΔE 0.051
Use #A3C02B 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.