#ACB537#ACB537

#ACB537 is a light, vivid yellow. Relative luminance 0.421; OKLCH L 74.3% C 0.146 H 113.4°. Best body text is #000000 at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#ACB537
RGB	rgb(172, 181, 55)
HSL	hsl(64, 53%, 46%)
HSV	hsv(64, 70%, 71%)
CMYK	cmyk(5%, 0%, 69.6%, 29%)
CIE-LAB	lab(70.94, -19.00, 59.85)
CIE-LCH	lch(70.94, 62.79, 107.61°)
OKLab	oklab(74.29% -0.0579 0.1336)
OKLCH	oklch(74.29% 0.146 113.4)
XYZ	xyz(34.2277, 42.0949, 9.9358)
Luminance	0.4209 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACB537 #4037B5

analogous

#B57F37 #ACB537 #6DB537

triadic

#ACB537 #37ACB5 #B537AC

tetradic

#ACB537 #37B57F #4037B5 #B5376D

square

#ACB537 #37B57F #4037B5 #B5376D

split-complementary

#ACB537 #376DB5 #7F37B5

monochromatic

#53571A #7F8629 #ACB537 #C5CD5C #D6DC8B

Accessibility & contrast

On white

2.23

#ACB537 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.42

#ACB537 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACB537

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACB537	#FFFFFF	#000000	##000000
##ACB537	1.00	2.23	9.42	9.42
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.42	21.00	1.00	1.00
##000000	9.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AC22

Deuteranopia (green-blind)

#C2AF40

Tritanopia (blue-blind)

#B7AA9C

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #acb537;
/* rgb */ color: rgb(172, 181, 55);
/* oklch */ color: oklch(74.3% 0.146 113.4);

Tailwind

colors: {
  custom: {
    50: '#c8cb76',
    500: '#acb537',
    950: '#000000',
  },
}

SCSS

$custom: #acb537;
$custom-light: #c8cb76;
$custom-dark: #000000;

JSON

{
  "hex": "#acb537",
  "rgb": {
    "r": 172,
    "g": 181,
    "b": 55
  },
  "hsl": {
    "h": 64.286,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.74292,
    "c": 0.14561,
    "h": 113.4
  },
  "luminance": 0.42094
}

Semantic roles & 50–950 ramp

primary

#ACB537

secondary

#8782C6

accent

#4BDD55

background

#FCFCF7

surface

#F9F8ED

border

#D2D1C8

text

#131309

muted

#82827B

Preview Lab

Preview with #ACB537

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

Preview Lab → · Contrast checker → · Palette generator →