#A9D031#A9D031

#A9D031 is a light, vivid yellow-green. Relative luminance 0.538; OKLCH L 80.2% C 0.181 H 123.0°. Best body text is #000000 at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#A9D031
RGB	rgb(169, 208, 49)
HSL	hsl(75, 63%, 50%)
HSV	hsv(75, 76%, 82%)
CMYK	cmyk(18.8%, 0%, 76.4%, 18.4%)
CIE-LAB	lab(78.33, -33.54, 68.91)
CIE-LCH	lch(78.33, 76.64, 115.95°)
OKLab	oklab(80.18% -0.0984 0.1518)
OKLCH	oklch(80.18% 0.181 123)
XYZ	xyz(39.4730, 53.7683, 11.2039)
Luminance	0.5377 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9D031 #5831D0

analogous

#D0A731 #A9D031 #59D031

triadic

#A9D031 #31A9D0 #D031A9

tetradic

#A9D031 #31D0A7 #5831D0 #D03159

square

#A9D031 #31D0A7 #5831D0 #D03159

split-complementary

#A9D031 #3159D0 #A731D0

monochromatic

#596E19 #819F24 #A9D031 #BEDB63 #D3E795

Accessibility & contrast

On white

1.79

#A9D031 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.75

#A9D031 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9D031

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9D031	#FFFFFF	#000000	##000000
##A9D031	1.00	1.79	11.75	11.75
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.75	21.00	1.00	1.00
##000000	11.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC301

Deuteranopia (green-blind)

#D7C241

Tritanopia (blue-blind)

#B2C5B2

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #a9d031;
/* rgb */ color: rgb(169, 208, 49);
/* oklch */ color: oklch(80.2% 0.181 123.0);

Tailwind

colors: {
  custom: {
    50: '#c7de76',
    500: '#a9d031',
    950: '#000000',
  },
}

SCSS

$custom: #a9d031;
$custom-light: #c7de76;
$custom-dark: #000000;

JSON

{
  "hex": "#a9d031",
  "rgb": {
    "r": 169,
    "g": 208,
    "b": 49
  },
  "hsl": {
    "h": 74.717,
    "s": 62.846,
    "l": 50.392
  },
  "oklch": {
    "l": 0.80176,
    "c": 0.1809,
    "h": 123
  },
  "luminance": 0.53769
}

Semantic roles & 50–950 ramp

primary

#A9D031

secondary

#402E77

accent

#42E66A

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#131509

muted

#83847D

Preview Lab

Preview with #A9D031

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

Preview Lab → · Contrast checker → · Palette generator →