#531D11#531D11

#531D11 is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.1% C 0.084 H 34.1°. Best body text is #FFFFFF at 13.53:1 contrast (WCAG AA passes).

Color values

HEX	#531D11
RGB	rgb(83, 29, 17)
HSL	hsl(11, 66%, 20%)
HSV	hsv(11, 80%, 33%)
CMYK	cmyk(0%, 65.1%, 79.5%, 67.5%)
CIE-LAB	lab(19.05, 24.39, 20.74)
CIE-LCH	lch(19.05, 32.02, 40.37°)
OKLab	oklab(31.14% 0.0695 0.0469)
OKLCH	oklch(31.14% 0.084 34.1)
XYZ	xyz(4.1082, 2.7588, 0.8464)
Luminance	0.0276 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#531D11 #114753

analogous

#531126 #531D11 #533E11

triadic

#531D11 #11531D #1D1153

tetradic

#531D11 #265311 #114753 #3E1153

square

#531D11 #265311 #114753 #3E1153

split-complementary

#531D11 #11533E #112653

monochromatic

#190905 #200B07 #531D11 #862F1B #B94026

Accessibility & contrast

On white

13.53

#531D11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#531D11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #531D11

13.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##531D11	#FFFFFF	#000000	##FFFFFF
##531D11	1.00	13.53	1.55	13.53
#FFFFFF	13.53	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C270F

Deuteranopia (green-blind)

#39330F

Tritanopia (blue-blind)

#5C111A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #531d11;
/* rgb */ color: rgb(83, 29, 17);
/* oklch */ color: oklch(31.1% 0.084 34.1);

Tailwind

colors: {
  custom: {
    50: '#895b4f',
    500: '#531d11',
    950: '#000000',
  },
}

SCSS

$custom: #531d11;
$custom-light: #895b4f;
$custom-dark: #000000;

JSON

{
  "hex": "#531d11",
  "rgb": {
    "r": 83,
    "g": 29,
    "b": 17
  },
  "hsl": {
    "h": 10.909,
    "s": 66,
    "l": 19.608
  },
  "oklch": {
    "l": 0.31142,
    "c": 0.08383,
    "h": 34.1
  },
  "luminance": 0.02758
}

Semantic roles & 50–950 ramp

primary

#531D11

secondary

#347C8C

accent

#CAE93F

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0402

muted

#7D7978

Preview Lab

Preview with #531D11

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

Preview Lab → · Contrast checker → · Palette generator →