#A3D031#A3D031

#A3D031 is a light, vivid yellow-green. Relative luminance 0.531; OKLCH L 79.8% C 0.184 H 124.7°. Best body text is #000000 at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#A3D031
RGB	rgb(163, 208, 49)
HSL	hsl(77, 63%, 50%)
HSV	hsv(77, 76%, 82%)
CMYK	cmyk(21.6%, 0%, 76.4%, 18.4%)
CIE-LAB	lab(77.95, -35.90, 68.42)
CIE-LCH	lch(77.95, 77.27, 117.69°)
OKLab	oklab(79.77% -0.1045 0.1509)
OKLCH	oklch(79.77% 0.184 124.7)
XYZ	xyz(38.2149, 53.1196, 11.1449)
Luminance	0.5312 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3D031 #5E31D0

analogous

#D0AD31 #A3D031 #53D031

triadic

#A3D031 #31A3D0 #D031A3

tetradic

#A3D031 #31D0AD #5E31D0 #D03153

square

#A3D031 #31D0AD #5E31D0 #D03153

split-complementary

#A3D031 #3153D0 #AD31D0

monochromatic

#566E19 #7D9F24 #A3D031 #B9DB63 #D0E795

Accessibility & contrast

On white

1.81

#A3D031 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.62

#A3D031 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3D031

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3D031	#FFFFFF	#000000	##000000
##A3D031	1.00	1.81	11.62	11.62
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.62	21.00	1.00	1.00
##000000	11.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC202

Deuteranopia (green-blind)

#D6C041

Tritanopia (blue-blind)

#ABC6B2

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #a3d031;
/* rgb */ color: rgb(163, 208, 49);
/* oklch */ color: oklch(79.8% 0.184 124.7);

Tailwind

colors: {
  custom: {
    50: '#c2de76',
    500: '#a3d031',
    950: '#000000',
  },
}

SCSS

$custom: #a3d031;
$custom-light: #c2de76;
$custom-dark: #000000;

JSON

{
  "hex": "#a3d031",
  "rgb": {
    "r": 163,
    "g": 208,
    "b": 49
  },
  "hsl": {
    "h": 76.981,
    "s": 62.846,
    "l": 50.392
  },
  "oklch": {
    "l": 0.7977,
    "c": 0.18358,
    "h": 124.7
  },
  "luminance": 0.5312
}

Semantic roles & 50–950 ramp

primary

#A3D031

secondary

#432E77

accent

#42E670

background

#FDFEFB

surface

#F9FCF1

border

#D2D5CB

text

#131509

muted

#82847D

Preview Lab

Preview with #A3D031

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

Preview Lab → · Contrast checker → · Palette generator →