#ACAF39#ACAF39

#ACAF39 is a light, vivid yellow. Relative luminance 0.397; OKLCH L 73.0% C 0.138 H 110.8°. Best body text is #000000 at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#ACAF39
RGB	rgb(172, 175, 57)
HSL	hsl(62, 51%, 45%)
HSV	hsv(62, 67%, 69%)
CMYK	cmyk(1.7%, 0%, 67.4%, 31.4%)
CIE-LAB	lab(69.27, -15.85, 57.41)
CIE-LCH	lch(69.27, 59.56, 105.43°)
OKLab	oklab(72.97% -0.0489 0.1288)
OKLCH	oklch(72.97% 0.138 110.8)
XYZ	xyz(33.0828, 39.7269, 9.7954)
Luminance	0.3973 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACAF39 #3C39AF

analogous

#AF7739 #ACAF39 #71AF39

triadic

#ACAF39 #39ACAF #AF39AC

tetradic

#ACAF39 #39AF77 #3C39AF #AF3971

square

#ACAF39 #39AF77 #3C39AF #AF3971

split-complementary

#ACAF39 #3971AF #7739AF

monochromatic

#51531B #7F812A #ACAF39 #C7CA5B #D7D98A

Accessibility & contrast

On white

2.35

#ACAF39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.95

#ACAF39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACAF39

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACAF39	#FFFFFF	#000000	##000000
##ACAF39	1.00	2.35	8.95	8.95
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.95	21.00	1.00	1.00
##000000	8.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA728

Deuteranopia (green-blind)

#BDAB41

Tritanopia (blue-blind)

#B8A497

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #acaf39;
/* rgb */ color: rgb(172, 175, 57);
/* oklch */ color: oklch(73.0% 0.138 110.8);

Tailwind

colors: {
  custom: {
    50: '#c8c676',
    500: '#acaf39',
    950: '#000000',
  },
}

SCSS

$custom: #acaf39;
$custom-light: #c8c676;
$custom-dark: #000000;

JSON

{
  "hex": "#acaf39",
  "rgb": {
    "r": 172,
    "g": 175,
    "b": 57
  },
  "hsl": {
    "h": 61.525,
    "s": 50.862,
    "l": 45.49
  },
  "oklch": {
    "l": 0.72967,
    "c": 0.13776,
    "h": 110.8
  },
  "luminance": 0.39726
}

Semantic roles & 50–950 ramp

primary

#ACAF39

secondary

#8281C3

accent

#4DDA51

background

#FCFCF7

surface

#F9F8ED

border

#D2D1C8

text

#131309

muted

#82827B

Preview Lab

Preview with #ACAF39

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

Preview Lab → · Contrast checker → · Palette generator →