#ACBB31#ACBB31

#ACBB31 is a light, vivid yellow. Relative luminance 0.445; OKLCH L 75.6% C 0.156 H 115.7°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#ACBB31
RGB	rgb(172, 187, 49)
HSL	hsl(67, 58%, 46%)
HSV	hsv(67, 74%, 73%)
CMYK	cmyk(8%, 0%, 73.8%, 26.7%)
CIE-LAB	lab(72.58, -22.29, 63.59)
CIE-LCH	lch(72.58, 67.39, 109.32°)
OKLab	oklab(75.6% -0.0676 0.1405)
OKLCH	oklch(75.6% 0.156 115.7)
XYZ	xyz(35.3389, 44.5336, 9.6394)
Luminance	0.4453 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACBB31 #4031BB

analogous

#BB8531 #ACBB31 #67BB31

triadic

#ACBB31 #31ACBB #BB31AC

tetradic

#ACBB31 #31BB85 #4031BB #BB3167

square

#ACBB31 #31BB85 #4031BB #BB3167

split-complementary

#ACBB31 #3167BB #8531BB

monochromatic

#535A18 #7F8B24 #ACBB31 #C5D356 #D6E087

Accessibility & contrast

On white

2.12

#ACBB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#ACBB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACBB31

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACBB31	#FFFFFF	#000000	##000000
##ACBB31	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B114

Deuteranopia (green-blind)

#C7B33D

Tritanopia (blue-blind)

#B7B0A1

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #acbb31;
/* rgb */ color: rgb(172, 187, 49);
/* oklch */ color: oklch(75.6% 0.156 115.7);

Tailwind

colors: {
  custom: {
    50: '#c8cf73',
    500: '#acbb31',
    950: '#000000',
  },
}

SCSS

$custom: #acbb31;
$custom-light: #c8cf73;
$custom-dark: #000000;

JSON

{
  "hex": "#acbb31",
  "rgb": {
    "r": 172,
    "g": 187,
    "b": 49
  },
  "hsl": {
    "h": 66.522,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.75602,
    "c": 0.1559,
    "h": 115.7
  },
  "luminance": 0.44533
}

Semantic roles & 50–950 ramp

primary

#ACBB31

secondary

#877FC9

accent

#46E257

background

#FCFCF7

surface

#F9F9ED

border

#D2D2C8

text

#141309

muted

#82827B

Preview Lab

Preview with #ACBB31

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

Preview Lab → · Contrast checker → · Palette generator →