#A9D040#A9D040

#A9D040 is a light, vivid yellow-green. Relative luminance 0.539; OKLCH L 80.3% C 0.172 H 123.5°. Best body text is #000000 at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#A9D040
RGB	rgb(169, 208, 64)
HSL	hsl(76, 61%, 53%)
HSV	hsv(76, 69%, 82%)
CMYK	cmyk(18.8%, 0%, 69.2%, 18.4%)
CIE-LAB	lab(78.41, -32.75, 63.90)
CIE-LCH	lch(78.41, 71.81, 117.13°)
OKLab	oklab(80.27% -0.095 0.1436)
OKLCH	oklch(80.27% 0.172 123.5)
XYZ	xyz(39.8439, 53.9167, 13.1574)
Luminance	0.5392 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9D040 #6740D0

analogous

#D0AF40 #A9D040 #61D040

triadic

#A9D040 #40A9D0 #D040A9

tetradic

#A9D040 #40D0AF #6740D0 #D04061

square

#A9D040 #40D0AF #6740D0 #D04061

split-complementary

#A9D040 #4061D0 #AF40D0

monochromatic

#60781E #87A92A #A9D040 #BFDC71 #D5E8A2

Accessibility & contrast

On white

1.78

#A9D040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.78

#A9D040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9D040

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9D040	#FFFFFF	#000000	##000000
##A9D040	1.00	1.78	11.78	11.78
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.78	21.00	1.00	1.00
##000000	11.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC329

Deuteranopia (green-blind)

#D7C24C

Tritanopia (blue-blind)

#B1C6B3

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #a9d040;
/* rgb */ color: rgb(169, 208, 64);
/* oklch */ color: oklch(80.3% 0.172 123.5);

Tailwind

colors: {
  custom: {
    50: '#c6de7d',
    500: '#a9d040',
    950: '#000000',
  },
}

SCSS

$custom: #a9d040;
$custom-light: #c6de7d;
$custom-dark: #000000;

JSON

{
  "hex": "#a9d040",
  "rgb": {
    "r": 169,
    "g": 208,
    "b": 64
  },
  "hsl": {
    "h": 76.25,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.80274,
    "c": 0.17221,
    "h": 123.5
  },
  "luminance": 0.53917
}

Semantic roles & 50–950 ramp

primary

#A9D040

secondary

#493480

accent

#44E46F

background

#FEFEFB

surface

#FAFCF2

border

#D3D5CC

text

#13150A

muted

#83847D

Preview Lab

Preview with #A9D040

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

Preview Lab → · Contrast checker → · Palette generator →