#ACAC28#ACAC28

#ACAC28 is a light, vivid yellow. Relative luminance 0.384; OKLCH L 72.2% C 0.145 H 109.5°. Best body text is #000000 at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#ACAC28
RGB	rgb(172, 172, 40)
HSL	hsl(60, 62%, 42%)
HSV	hsv(60, 77%, 67%)
CMYK	cmyk(0%, 0%, 76.7%, 32.5%)
CIE-LAB	lab(68.34, -15.14, 62.59)
CIE-LCH	lch(68.34, 64.39, 103.60°)
OKLab	oklab(72.19% -0.0485 0.1367)
OKLCH	oklch(72.19% 0.145 109.5)
XYZ	xyz(32.1500, 38.4299, 7.7312)
Luminance	0.3843 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACAC28 #2828AC

analogous

#AC6A28 #ACAC28 #6AAC28

triadic

#ACAC28 #28ACAC #AC28AC

tetradic

#ACAC28 #28AC6A #2828AC #AC286A

square

#ACAC28 #28AC6A #2828AC #AC286A

split-complementary

#ACAC28 #286AAC #6A28AC

monochromatic

#494911 #7A7A1C #ACAC28 #D2D23F #DEDE71

Accessibility & contrast

On white

2.42

#ACAC28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.69

#ACAC28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACAC28

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACAC28	#FFFFFF	#000000	##000000
##ACAC28	1.00	2.42	8.69	8.69
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.69	21.00	1.00	1.00
##000000	8.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA403

Deuteranopia (green-blind)

#BCA833

Tritanopia (blue-blind)

#B9A193

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #acac28;
/* rgb */ color: rgb(172, 172, 40);
/* oklch */ color: oklch(72.2% 0.145 109.5);

Tailwind

colors: {
  custom: {
    50: '#c8c46d',
    500: '#acac28',
    950: '#000000',
  },
}

SCSS

$custom: #acac28;
$custom-light: #c8c46d;
$custom-dark: #000000;

JSON

{
  "hex": "#acac28",
  "rgb": {
    "r": 172,
    "g": 172,
    "b": 40
  },
  "hsl": {
    "h": 60,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.72185,
    "c": 0.14509,
    "h": 109.5
  },
  "luminance": 0.38429
}

Semantic roles & 50–950 ramp

primary

#ACAC28

secondary

#6B6BC5

accent

#42E542

background

#FCFCF6

surface

#F9F8EC

border

#D2D1C7

text

#141208

muted

#82817B

Preview Lab

Preview with #ACAC28

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

Preview Lab → · Contrast checker → · Palette generator →