#57504C#57504C

#57504C is a dark, near-neutral grey. Relative luminance 0.083; OKLCH L 43.7% C 0.011 H 51.9°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#57504C
RGB	rgb(87, 80, 76)
HSL	hsl(22, 7%, 32%)
HSV	hsv(22, 13%, 34%)
CMYK	cmyk(0%, 8%, 12.6%, 65.9%)
CIE-LAB	lab(34.57, 2.09, 3.39)
CIE-LCH	lch(34.57, 3.98, 58.41°)
OKLab	oklab(43.68% 0.007 0.0089)
OKLCH	oklch(43.68% 0.011 51.9)
XYZ	xyz(8.1035, 8.2855, 8.0084)
Luminance	0.0828 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57504C #4C5357

analogous

#574C4E #57504C #57564C

triadic

#57504C #4C5750 #504C57

tetradic

#57504C #4E574C #4C5357 #564C57

square

#57504C #4E574C #4C5357 #564C57

split-complementary

#57504C #4C5756 #4C4E57

monochromatic

#161413 #36322F #57504C #786E69 #968D87

Accessibility & contrast

On white

7.90

#57504C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#57504C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57504C

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57504C	#FFFFFF	#000000	##FFFFFF
##57504C	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52504C

Deuteranopia (green-blind)

#53524C

Tritanopia (blue-blind)

#594F4F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #57504c;
/* rgb */ color: rgb(87, 80, 76);
/* oklch */ color: oklch(43.7% 0.011 51.9);

Tailwind

colors: {
  custom: {
    50: '#86817e',
    500: '#57504c',
    950: '#000000',
  },
}

SCSS

$custom: #57504c;
$custom-light: #86817e;
$custom-dark: #000000;

JSON

{
  "hex": "#57504c",
  "rgb": {
    "r": 87,
    "g": 80,
    "b": 76
  },
  "hsl": {
    "h": 21.818,
    "s": 6.748,
    "l": 31.961
  },
  "oklch": {
    "l": 0.43675,
    "c": 0.01135,
    "h": 51.9
  },
  "luminance": 0.08285
}

Semantic roles & 50–950 ramp

primary

#57504C

secondary

#798185

accent

#9CB078

background

#F8F7F7

surface

#EFEEEE

border

#CAC9C9

text

#0B0A09

muted

#7C7C7B

Preview Lab

Preview with #57504C

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

Preview Lab → · Contrast checker → · Palette generator →