#505B4E#505B4E

#505B4E is a mid, muted grey. Relative luminance 0.097; OKLCH L 45.7% C 0.025 H 140.8°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#505B4E
RGB	rgb(80, 91, 78)
HSL	hsl(111, 8%, 33%)
HSV	hsv(111, 14%, 36%)
CMYK	cmyk(12.1%, 0%, 14.3%, 64.3%)
CIE-LAB	lab(37.37, -7.10, 6.06)
CIE-LCH	lch(37.37, 9.34, 139.52°)
OKLab	oklab(45.75% -0.0193 0.0157)
OKLCH	oklch(45.75% 0.025 140.8)
XYZ	xyz(8.4242, 9.7376, 8.6420)
Luminance	0.0974 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505B4E #594E5B

analogous

#565B4E #505B4E #4E5B52

triadic

#505B4E #4E505B #5B4E50

tetradic

#505B4E #4E565B #594E5B #5B524E

square

#505B4E #4E565B #594E5B #5B524E

split-complementary

#505B4E #524E5B #5B4E56

monochromatic

#161916 #333A32 #505B4E #6D7C6A #8C9A89

Accessibility & contrast

On white

7.12

#505B4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#505B4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #505B4E

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505B4E	#FFFFFF	#000000	##FFFFFF
##505B4E	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C594D

Deuteranopia (green-blind)

#5A574F

Tritanopia (blue-blind)

#4F5A57

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #505b4e;
/* rgb */ color: rgb(80, 91, 78);
/* oklch */ color: oklch(45.7% 0.025 140.8);

Tailwind

colors: {
  custom: {
    50: '#81897f',
    500: '#505b4e',
    950: '#000000',
  },
}

SCSS

$custom: #505b4e;
$custom-light: #81897f;
$custom-dark: #000000;

JSON

{
  "hex": "#505b4e",
  "rgb": {
    "r": 80,
    "g": 91,
    "b": 78
  },
  "hsl": {
    "h": 110.769,
    "s": 7.692,
    "l": 33.137
  },
  "oklch": {
    "l": 0.45748,
    "c": 0.02488,
    "h": 140.8
  },
  "luminance": 0.09738
}

Semantic roles & 50–950 ramp

primary

#505B4E

secondary

#877C89

accent

#77B1A8

background

#F7F8F7

surface

#EEF0EE

border

#C9CBC9

text

#0A0B0A

muted

#7C7C7C

Preview Lab

Preview with #505B4E

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

Preview Lab → · Contrast checker → · Palette generator →