#A9C631#A9C631

#A9C631 is a light, vivid yellow-green. Relative luminance 0.490; OKLCH L 77.9% C 0.169 H 120.4°. Best body text is #000000 at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#A9C631
RGB	rgb(169, 198, 49)
HSL	hsl(72, 60%, 48%)
HSV	hsv(72, 75%, 78%)
CMYK	cmyk(14.6%, 0%, 75.3%, 22.4%)
CIE-LAB	lab(75.48, -28.86, 66.25)
CIE-LCH	lch(75.48, 72.26, 113.54°)
OKLab	oklab(77.88% -0.0856 0.1462)
OKLCH	oklch(77.88% 0.169 120.4)
XYZ	xyz(37.1113, 49.0451, 10.4167)
Luminance	0.4904 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9C631 #4E31C6

analogous

#C69831 #A9C631 #5EC631

triadic

#A9C631 #31A9C6 #C631A9

tetradic

#A9C631 #31C698 #4E31C6 #C6315E

square

#A9C631 #31C698 #4E31C6 #C6315E

split-complementary

#A9C631 #315EC6 #9831C6

monochromatic

#556419 #7F9525 #A9C631 #BFD75D #D3E38E

Accessibility & contrast

On white

1.94

#A9C631 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.81

#A9C631 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9C631

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9C631	#FFFFFF	#000000	##000000
##A9C631	1.00	1.94	10.81	10.81
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.81	21.00	1.00	1.00
##000000	10.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BA0C

Deuteranopia (green-blind)

#CFBA3F

Tritanopia (blue-blind)

#B3BBAA

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #a9c631;
/* rgb */ color: rgb(169, 198, 49);
/* oklch */ color: oklch(77.9% 0.169 120.4);

Tailwind

colors: {
  custom: {
    50: '#c6d775',
    500: '#a9c631',
    950: '#000000',
  },
}

SCSS

$custom: #a9c631;
$custom-light: #c6d775;
$custom-dark: #000000;

JSON

{
  "hex": "#a9c631",
  "rgb": {
    "r": 169,
    "g": 198,
    "b": 49
  },
  "hsl": {
    "h": 71.678,
    "s": 60.324,
    "l": 48.431
  },
  "oklch": {
    "l": 0.77877,
    "c": 0.16939,
    "h": 120.4
  },
  "luminance": 0.49045
}

Semantic roles & 50–950 ramp

primary

#A9C631

secondary

#9385CE

accent

#44E363

background

#FCFDF7

surface

#F9FAED

border

#D2D3C8

text

#131409

muted

#82837B

Preview Lab

Preview with #A9C631

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

Preview Lab → · Contrast checker → · Palette generator →