#A3C03A#A3C03A

#A3C03A is a light, vivid yellow-green. Relative luminance 0.458; OKLCH L 76.1% C 0.159 H 121.0°. Best body text is #000000 at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#A3C03A
RGB	rgb(163, 192, 58)
HSL	hsl(73, 54%, 49%)
HSV	hsv(73, 70%, 75%)
CMYK	cmyk(15.1%, 0%, 69.8%, 24.7%)
CIE-LAB	lab(73.41, -27.97, 60.97)
CIE-LCH	lch(73.41, 67.08, 114.64°)
OKLab	oklab(76.12% -0.082 0.1367)
OKLCH	oklch(76.12% 0.159 121)
XYZ	xyz(34.7182, 45.7913, 11.0118)
Luminance	0.4579 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3C03A #573AC0

analogous

#C09A3A #A3C03A #60C03A

triadic

#A3C03A #3AA3C0 #C03AA3

tetradic

#A3C03A #3AC09A #573AC0 #C03A60

square

#A3C03A #3AC09A #573AC0 #C03A60

split-complementary

#A3C03A #3A60C0 #9A3AC0

monochromatic

#53621E #7B912C #A3C03A #BAD166 #CFDF95

Accessibility & contrast

On white

2.07

#A3C03A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.16

#A3C03A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3C03A

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3C03A	#FFFFFF	#000000	##000000
##A3C03A	1.00	2.07	10.16	10.16
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.16	21.00	1.00	1.00
##000000	10.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB524

Deuteranopia (green-blind)

#C8B445

Tritanopia (blue-blind)

#ACB6A6

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #a3c03a;
/* rgb */ color: rgb(163, 192, 58);
/* oklch */ color: oklch(76.1% 0.159 121.0);

Tailwind

colors: {
  custom: {
    50: '#c2d378',
    500: '#a3c03a',
    950: '#000000',
  },
}

SCSS

$custom: #a3c03a;
$custom-light: #c2d378;
$custom-dark: #000000;

JSON

{
  "hex": "#a3c03a",
  "rgb": {
    "r": 163,
    "g": 192,
    "b": 58
  },
  "hsl": {
    "h": 72.985,
    "s": 53.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.76121,
    "c": 0.15941,
    "h": 121
  },
  "luminance": 0.45791
}

Semantic roles & 50–950 ramp

primary

#A3C03A

secondary

#998BCA

accent

#4BDD6A

background

#FCFCF7

surface

#F8F9EE

border

#D1D2C9

text

#131409

muted

#82827B

Preview Lab

Preview with #A3C03A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →