#ACBB28#ACBB28

#ACBB28 is a light, vivid yellow. Relative luminance 0.445; OKLCH L 75.6% C 0.161 H 115.6°. Best body text is #000000 at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#ACBB28
RGB	rgb(172, 187, 40)
HSL	hsl(66, 65%, 45%)
HSV	hsv(66, 79%, 73%)
CMYK	cmyk(8%, 0%, 78.6%, 26.7%)
CIE-LAB	lab(72.54, -22.68, 66.39)
CIE-LCH	lch(72.54, 70.15, 108.86°)
OKLab	oklab(75.55% -0.0694 0.1448)
OKLCH	oklch(75.55% 0.161 115.6)
XYZ	xyz(35.1676, 44.4651, 8.7371)
Luminance	0.4446 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACBB28 #3728BB

analogous

#BB8028 #ACBB28 #63BB28

triadic

#ACBB28 #28ACBB #BB28AC

tetradic

#ACBB28 #28BB80 #3728BB #BB2863

square

#ACBB28 #28BB80 #3728BB #BB2863

split-complementary

#ACBB28 #2863BB #8028BB

monochromatic

#4F5612 #7E891D #ACBB28 #C9D848 #D8E37B

Accessibility & contrast

On white

2.12

#ACBB28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.89

#ACBB28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACBB28

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACBB28	#FFFFFF	#000000	##000000
##ACBB28	1.00	2.12	9.89	9.89
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.89	21.00	1.00	1.00
##000000	9.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B100

Deuteranopia (green-blind)

#C8B336

Tritanopia (blue-blind)

#B7B0A0

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #acbb28;
/* rgb */ color: rgb(172, 187, 40);
/* oklch */ color: oklch(75.6% 0.161 115.6);

Tailwind

colors: {
  custom: {
    50: '#c9cf6f',
    500: '#acbb28',
    950: '#000000',
  },
}

SCSS

$custom: #acbb28;
$custom-light: #c9cf6f;
$custom-dark: #000000;

JSON

{
  "hex": "#acbb28",
  "rgb": {
    "r": 172,
    "g": 187,
    "b": 40
  },
  "hsl": {
    "h": 66.122,
    "s": 64.758,
    "l": 44.51
  },
  "oklch": {
    "l": 0.75551,
    "c": 0.16061,
    "h": 115.6
  },
  "luminance": 0.44465
}

Semantic roles & 50–950 ramp

primary

#ACBB28

secondary

#7D74CB

accent

#40E851

background

#FCFCF7

surface

#F9F9ED

border

#D2D2C8

text

#141308

muted

#82827B

Preview Lab

Preview with #ACBB28

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

Preview Lab → · Contrast checker → · Palette generator →