#573D3D#573D3D

#573D3D is a dark, muted red. Relative luminance 0.057; OKLCH L 38.9% C 0.037 H 18.9°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#573D3D
RGB	rgb(87, 61, 61)
HSL	hsl(0, 18%, 29%)
HSV	hsv(0, 30%, 34%)
CMYK	cmyk(0%, 29.9%, 29.9%, 65.9%)
CIE-LAB	lab(28.65, 11.42, 4.53)
CIE-LCH	lch(28.65, 12.28, 21.63°)
OKLab	oklab(38.92% 0.0348 0.0119)
OKLCH	oklch(38.92% 0.037 18.9)
XYZ	xyz(6.4417, 5.7010, 5.1751)
Luminance	0.0570 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573D3D #3D5757

analogous

#573D4A #573D3D #574A3D

triadic

#573D3D #3D573D #3D3D57

tetradic

#573D3D #4A573D #3D5757 #4A3D57

square

#573D3D #4A573D #3D5757 #4A3D57

split-complementary

#573D3D #3D574A #3D4A57

monochromatic

#120D0D #332424 #573D3D #7B5656 #9C7272

Accessibility & contrast

On white

9.81

#573D3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#573D3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573D3D

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573D3D	#FFFFFF	#000000	##FFFFFF
##573D3D	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42413D

Deuteranopia (green-blind)

#48453D

Tritanopia (blue-blind)

#5C3A3D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #573d3d;
/* rgb */ color: rgb(87, 61, 61);
/* oklch */ color: oklch(38.9% 0.037 18.9);

Tailwind

colors: {
  custom: {
    50: '#877272',
    500: '#573d3d',
    950: '#000000',
  },
}

SCSS

$custom: #573d3d;
$custom-light: #877272;
$custom-dark: #000000;

JSON

{
  "hex": "#573d3d",
  "rgb": {
    "r": 87,
    "g": 61,
    "b": 61
  },
  "hsl": {
    "h": 0,
    "s": 17.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.38922,
    "c": 0.03678,
    "h": 18.9
  },
  "luminance": 0.05701
}

Semantic roles & 50–950 ramp

primary

#573D3D

secondary

#698787

accent

#BABA6E

background

#F8F6F6

surface

#EFECEC

border

#CAC7C7

text

#0B0808

muted

#7C7B7B

Preview Lab

Preview with #573D3D

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

Preview Lab → · Contrast checker → · Palette generator →