#A9C731#A9C731

#A9C731 is a light, vivid yellow-green. Relative luminance 0.495; OKLCH L 78.1% C 0.171 H 120.6°. Best body text is #000000 at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#A9C731
RGB	rgb(169, 199, 49)
HSL	hsl(72, 60%, 49%)
HSV	hsv(72, 75%, 78%)
CMYK	cmyk(15.1%, 0%, 75.4%, 22%)
CIE-LAB	lab(75.76, -29.33, 66.52)
CIE-LCH	lch(75.76, 72.70, 113.80°)
OKLab	oklab(78.11% -0.0869 0.1467)
OKLCH	oklch(78.11% 0.171 120.6)
XYZ	xyz(37.3407, 49.5037, 10.4931)
Luminance	0.4950 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9C731 #4F31C7

analogous

#C79A31 #A9C731 #5EC731

triadic

#A9C731 #31A9C7 #C731A9

tetradic

#A9C731 #31C79A #4F31C7 #C7315E

square

#A9C731 #31C79A #4F31C7 #C7315E

split-complementary

#A9C731 #315EC7 #9A31C7

monochromatic

#566519 #7F9625 #A9C731 #BFD75E #D3E38F

Accessibility & contrast

On white

1.93

#A9C731 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.90

#A9C731 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9C731

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9C731	#FFFFFF	#000000	##000000
##A9C731	1.00	1.93	10.90	10.90
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.90	21.00	1.00	1.00
##000000	10.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BB0B

Deuteranopia (green-blind)

#D0BB3F

Tritanopia (blue-blind)

#B3BCAB

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #a9c731;
/* rgb */ color: rgb(169, 199, 49);
/* oklch */ color: oklch(78.1% 0.171 120.6);

Tailwind

colors: {
  custom: {
    50: '#c6d875',
    500: '#a9c731',
    950: '#000000',
  },
}

SCSS

$custom: #a9c731;
$custom-light: #c6d875;
$custom-dark: #000000;

JSON

{
  "hex": "#a9c731",
  "rgb": {
    "r": 169,
    "g": 199,
    "b": 49
  },
  "hsl": {
    "h": 72,
    "s": 60.484,
    "l": 48.627
  },
  "oklch": {
    "l": 0.78106,
    "c": 0.17054,
    "h": 120.6
  },
  "luminance": 0.49504
}

Semantic roles & 50–950 ramp

primary

#A9C731

secondary

#9486CE

accent

#44E464

background

#FCFDF7

surface

#F9FAED

border

#D2D3C8

text

#131409

muted

#82837B

Preview Lab

Preview with #A9C731

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

Preview Lab → · Contrast checker → · Palette generator →