#505751#505751

#505751 is a dark, near-neutral grey. Relative luminance 0.091; OKLCH L 44.9% C 0.013 H 149.6°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#505751
RGB	rgb(80, 87, 81)
HSL	hsl(129, 4%, 33%)
HSV	hsv(129, 8%, 34%)
CMYK	cmyk(8%, 0%, 6.9%, 65.9%)
CIE-LAB	lab(36.21, -4.08, 2.54)
CIE-LCH	lch(36.21, 4.80, 148.16°)
OKLab	oklab(44.86% -0.0113 0.0066)
OKLCH	oklch(44.86% 0.013 149.6)
XYZ	xyz(8.2014, 9.1159, 9.1104)
Luminance	0.0912 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505751 #575056

analogous

#525750 #505751 #505754

triadic

#505751 #515057 #575150

tetradic

#505751 #505257 #575056 #575450

square

#505751 #505257 #575056 #575450

split-complementary

#505751 #545057 #575052

monochromatic

#151716 #333733 #505751 #6D776F #8C958D

Accessibility & contrast

On white

7.44

#505751 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#505751 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #505751

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505751	#FFFFFF	#000000	##FFFFFF
##505751	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575651

Deuteranopia (green-blind)

#565551

Tritanopia (blue-blind)

#4F5755

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #505751;
/* rgb */ color: rgb(80, 87, 81);
/* oklch */ color: oklch(44.9% 0.013 149.6);

Tailwind

colors: {
  custom: {
    50: '#818681',
    500: '#505751',
    950: '#000000',
  },
}

SCSS

$custom: #505751;
$custom-light: #818681;
$custom-dark: #000000;

JSON

{
  "hex": "#505751",
  "rgb": {
    "r": 80,
    "g": 87,
    "b": 81
  },
  "hsl": {
    "h": 128.571,
    "s": 4.192,
    "l": 32.745
  },
  "oklch": {
    "l": 0.44855,
    "c": 0.0131,
    "h": 149.6
  },
  "luminance": 0.09116
}

Semantic roles & 50–950 ramp

primary

#505751

secondary

#857E84

accent

#7AA6AD

background

#F7F8F7

surface

#EEEFEE

border

#C9CAC9

text

#0A0B0A

muted

#7C7C7C

Preview Lab

Preview with #505751

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

Preview Lab → · Contrast checker → · Palette generator →