#ACD431#ACD431

#ACD431 is a light, vivid yellow-green. Relative luminance 0.561; OKLCH L 81.3% C 0.184 H 123.0°. Best body text is #000000 at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#ACD431
RGB	rgb(172, 212, 49)
HSL	hsl(75, 65%, 51%)
HSV	hsv(75, 77%, 83%)
CMYK	cmyk(18.9%, 0%, 76.9%, 16.9%)
CIE-LAB	lab(79.66, -34.19, 70.22)
CIE-LCH	lch(79.66, 78.10, 115.96°)
OKLab	oklab(81.3% -0.1004 0.1545)
OKLCH	oklch(81.3% 0.184 123)
XYZ	xyz(41.1117, 56.0792, 11.5636)
Luminance	0.5608 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACD431 #5931D4

analogous

#D4AA31 #ACD431 #5AD431

triadic

#ACD431 #31ACD4 #D431AC

tetradic

#ACD431 #31D4AA #5931D4 #D4315A

square

#ACD431 #31D4AA #5931D4 #D4315A

split-complementary

#ACD431 #315AD4 #AA31D4

monochromatic

#5C7318 #85A523 #ACD431 #C0DF64 #D5E996

Accessibility & contrast

On white

1.72

#ACD431 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.22

#ACD431 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACD431

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACD431	#FFFFFF	#000000	##000000
##ACD431	1.00	1.72	12.22	12.22
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.22	21.00	1.00	1.00
##000000	12.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C700

Deuteranopia (green-blind)

#DBC541

Tritanopia (blue-blind)

#B5C9B6

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #acd431;
/* rgb */ color: rgb(172, 212, 49);
/* oklch */ color: oklch(81.3% 0.184 123.0);

Tailwind

colors: {
  custom: {
    50: '#c9e176',
    500: '#acd431',
    950: '#000000',
  },
}

SCSS

$custom: #acd431;
$custom-light: #c9e176;
$custom-dark: #000000;

JSON

{
  "hex": "#acd431",
  "rgb": {
    "r": 172,
    "g": 212,
    "b": 49
  },
  "hsl": {
    "h": 74.724,
    "s": 65.462,
    "l": 51.176
  },
  "oklch": {
    "l": 0.81303,
    "c": 0.1842,
    "h": 123
  },
  "luminance": 0.56079
}

Semantic roles & 50–950 ramp

primary

#ACD431

secondary

#412E7B

accent

#3FE869

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#141509

muted

#83847D

Preview Lab

Preview with #ACD431

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

Preview Lab → · Contrast checker → · Palette generator →