#57504D#57504D

#57504D is a dark, near-neutral grey. Relative luminance 0.083; OKLCH L 43.7% C 0.011 H 44.8°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#57504D
RGB	rgb(87, 80, 77)
HSL	hsl(18, 6%, 32%)
HSV	hsv(18, 11%, 34%)
CMYK	cmyk(0%, 8%, 11.5%, 65.9%)
CIE-LAB	lab(34.60, 2.28, 2.80)
CIE-LCH	lch(34.60, 3.62, 50.87°)
OKLab	oklab(43.71% 0.0075 0.0074)
OKLCH	oklch(43.71% 0.011 44.8)
XYZ	xyz(8.1386, 8.2995, 8.1930)
Luminance	0.0830 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57504D #4D5457

analogous

#574D4F #57504D #57554D

triadic

#57504D #4D5750 #504D57

tetradic

#57504D #4F574D #4D5457 #554D57

square

#57504D #4F574D #4D5457 #554D57

split-complementary

#57504D #4D5755 #4D4F57

monochromatic

#161414 #373230 #57504D #776E6A #968C88

Accessibility & contrast

On white

7.90

#57504D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#57504D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57504D

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57504D	#FFFFFF	#000000	##FFFFFF
##57504D	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)

#52514D

Deuteranopia (green-blind)

#53524D

Tritanopia (blue-blind)

#594F4F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #57504d;
/* rgb */ color: rgb(87, 80, 77);
/* oklch */ color: oklch(43.7% 0.011 44.8);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#57504d",
  "rgb": {
    "r": 87,
    "g": 80,
    "b": 77
  },
  "hsl": {
    "h": 18,
    "s": 6.098,
    "l": 32.157
  },
  "oklch": {
    "l": 0.43707,
    "c": 0.01051,
    "h": 44.8
  },
  "luminance": 0.08299
}

Semantic roles & 50–950 ramp

primary

#57504D

secondary

#7A8285

accent

#9FAF79

background

#F8F7F7

surface

#EFEEEE

border

#CAC9C9

text

#0B0A0A

muted

#7C7C7C

Preview Lab

Preview with #57504D

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

Preview Lab → · Contrast checker → · Palette generator →