#A9D033#A9D033

#A9D033 is a light, vivid yellow-green. Relative luminance 0.538; OKLCH L 80.2% C 0.180 H 123.0°. Best body text is #000000 at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#A9D033
RGB	rgb(169, 208, 51)
HSL	hsl(75, 63%, 51%)
HSV	hsv(75, 75%, 82%)
CMYK	cmyk(18.8%, 0%, 75.5%, 18.4%)
CIE-LAB	lab(78.34, -33.45, 68.30)
CIE-LCH	lch(78.34, 76.05, 116.09°)
OKLab	oklab(80.19% -0.098 0.1508)
OKLCH	oklch(80.19% 0.18 123)
XYZ	xyz(39.5161, 53.7856, 11.4312)
Luminance	0.5379 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9D033 #5A33D0

analogous

#D0A833 #A9D033 #5BD033

triadic

#A9D033 #33A9D0 #D033A9

tetradic

#A9D033 #33D0A8 #5A33D0 #D0335B

square

#A9D033 #33D0A8 #5A33D0 #D0335B

split-complementary

#A9D033 #335BD0 #A833D0

monochromatic

#5A6F1A #82A125 #A9D033 #BEDB65 #D3E796

Accessibility & contrast

On white

1.79

#A9D033 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.76

#A9D033 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9D033

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9D033	#FFFFFF	#000000	##000000
##A9D033	1.00	1.79	11.76	11.76
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.76	21.00	1.00	1.00
##000000	11.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC30A

Deuteranopia (green-blind)

#D7C242

Tritanopia (blue-blind)

#B2C5B3

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #a9d033;
/* rgb */ color: rgb(169, 208, 51);
/* oklch */ color: oklch(80.2% 0.180 123.0);

Tailwind

colors: {
  custom: {
    50: '#c6de77',
    500: '#a9d033',
    950: '#000000',
  },
}

SCSS

$custom: #a9d033;
$custom-light: #c6de77;
$custom-dark: #000000;

JSON

{
  "hex": "#a9d033",
  "rgb": {
    "r": 169,
    "g": 208,
    "b": 51
  },
  "hsl": {
    "h": 74.904,
    "s": 62.55,
    "l": 50.784
  },
  "oklch": {
    "l": 0.80187,
    "c": 0.17987,
    "h": 123
  },
  "luminance": 0.53786
}

Semantic roles & 50–950 ramp

primary

#A9D033

secondary

#412F78

accent

#42E66B

background

#FEFEFB

surface

#FAFCF1

border

#D3D5CB

text

#131509

muted

#83847D

Preview Lab

Preview with #A9D033

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

Preview Lab → · Contrast checker → · Palette generator →