#A3C73B#A3C73B

#A3C73B is a light, vivid yellow-green. Relative luminance 0.489; OKLCH L 77.7% C 0.167 H 122.9°. Best body text is #000000 at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#A3C73B
RGB	rgb(163, 199, 59)
HSL	hsl(75, 56%, 51%)
HSV	hsv(75, 70%, 78%)
CMYK	cmyk(18.1%, 0%, 70.4%, 22%)
CIE-LAB	lab(75.42, -31.23, 62.61)
CIE-LCH	lch(75.42, 69.97, 116.51°)
OKLab	oklab(77.75% -0.0909 0.1403)
OKLCH	oklch(77.75% 0.167 122.9)
XYZ	xyz(36.3175, 48.9490, 11.6716)
Luminance	0.4895 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3C73B #5F3BC7

analogous

#C7A53B #A3C73B #5DC73B

triadic

#A3C73B #3BA3C7 #C73BA3

tetradic

#A3C73B #3BC7A5 #5F3BC7 #C73B5D

square

#A3C73B #3BC7A5 #5F3BC7 #C73B5D

split-complementary

#A3C73B #3B5DC7 #A53BC7

monochromatic

#56691E #7D992C #A3C73B #B9D56B #D0E29A

Accessibility & contrast

On white

1.95

#A3C73B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.79

#A3C73B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3C73B

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3C73B	#FFFFFF	#000000	##000000
##A3C73B	1.00	1.95	10.79	10.79
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.79	21.00	1.00	1.00
##000000	10.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB23

Deuteranopia (green-blind)

#CEBA47

Tritanopia (blue-blind)

#ABBDAB

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #a3c73b;
/* rgb */ color: rgb(163, 199, 59);
/* oklch */ color: oklch(77.7% 0.167 122.9);

Tailwind

colors: {
  custom: {
    50: '#c2d87a',
    500: '#a3c73b',
    950: '#000000',
  },
}

SCSS

$custom: #a3c73b;
$custom-light: #c2d87a;
$custom-dark: #000000;

JSON

{
  "hex": "#a3c73b",
  "rgb": {
    "r": 163,
    "g": 199,
    "b": 59
  },
  "hsl": {
    "h": 75.429,
    "s": 55.556,
    "l": 50.588
  },
  "oklch": {
    "l": 0.77745,
    "c": 0.16718,
    "h": 122.9
  },
  "luminance": 0.48949
}

Semantic roles & 50–950 ramp

primary

#A3C73B

secondary

#A090CE

accent

#49DF6F

background

#FCFDF7

surface

#F8FAEE

border

#D1D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #A3C73B

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

Preview Lab → · Contrast checker → · Palette generator →