#531811#531811

#531811 is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.4% C 0.089 H 29.9°. Best body text is #FFFFFF at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#531811
RGB	rgb(83, 24, 17)
HSL	hsl(6, 66%, 20%)
HSV	hsv(6, 80%, 33%)
CMYK	cmyk(0%, 71.1%, 79.5%, 67.5%)
CIE-LAB	lab(18.07, 27.01, 19.58)
CIE-LCH	lch(18.07, 33.36, 35.95°)
OKLab	oklab(30.4% 0.0776 0.0446)
OKLCH	oklch(30.4% 0.089 29.9)
XYZ	xyz(3.9955, 2.5333, 0.8088)
Luminance	0.0253 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#531811 #114C53

analogous

#53112B #531811 #533911

triadic

#531811 #115318 #181153

tetradic

#531811 #2B5311 #114C53 #391153

square

#531811 #2B5311 #114C53 #391153

split-complementary

#531811 #115339 #112B53

monochromatic

#190705 #200907 #531811 #86271B #B93526

Accessibility & contrast

On white

13.94

#531811 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#531811 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #531811

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##531811	#FFFFFF	#000000	##FFFFFF
##531811	1.00	13.94	1.51	13.94
#FFFFFF	13.94	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282410

Deuteranopia (green-blind)

#37310F

Tritanopia (blue-blind)

#5C0817

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #531811;
/* rgb */ color: rgb(83, 24, 17);
/* oklch */ color: oklch(30.4% 0.089 29.9);

Tailwind

colors: {
  custom: {
    50: '#89584f',
    500: '#531811',
    950: '#000000',
  },
}

SCSS

$custom: #531811;
$custom-light: #89584f;
$custom-dark: #000000;

JSON

{
  "hex": "#531811",
  "rgb": {
    "r": 83,
    "g": 24,
    "b": 17
  },
  "hsl": {
    "h": 6.364,
    "s": 66,
    "l": 19.608
  },
  "oklch": {
    "l": 0.30402,
    "c": 0.08948,
    "h": 29.9
  },
  "luminance": 0.02533
}

Semantic roles & 50–950 ramp

primary

#531811

secondary

#34838C

accent

#D7E93F

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0D0302

muted

#7D7878

Preview Lab

Preview with #531811

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

Preview Lab → · Contrast checker → · Palette generator →