#531511#531511

#531511 is a dark, moderate red. Relative luminance 0.024; OKLCH L 30.0% C 0.093 H 27.8°. Best body text is #FFFFFF at 14.16:1 contrast (WCAG AA passes).

Color values

HEX	#531511
RGB	rgb(83, 21, 17)
HSL	hsl(4, 66%, 20%)
HSV	hsv(4, 80%, 33%)
CMYK	cmyk(0%, 74.7%, 79.5%, 67.5%)
CIE-LAB	lab(17.54, 28.45, 18.95)
CIE-LCH	lch(17.54, 34.18, 33.66°)
OKLab	oklab(30% 0.0821 0.0432)
OKLCH	oklch(30% 0.093 27.8)
XYZ	xyz(3.9371, 2.4164, 0.7893)
Luminance	0.0242 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#531511 #114F53

analogous

#53112E #531511 #533611

triadic

#531511 #115315 #151153

tetradic

#531511 #2E5311 #114F53 #361153

square

#531511 #2E5311 #114F53 #361153

split-complementary

#531511 #115336 #112E53

monochromatic

#190605 #200807 #531511 #86221B #B92F26

Accessibility & contrast

On white

14.16

#531511 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#531511 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #531511

14.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##531511	#FFFFFF	#000000	##FFFFFF
##531511	1.00	14.16	1.48	14.16
#FFFFFF	14.16	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272210

Deuteranopia (green-blind)

#36300F

Tritanopia (blue-blind)

#5C0315

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #531511;
/* rgb */ color: rgb(83, 21, 17);
/* oklch */ color: oklch(30.0% 0.093 27.8);

Tailwind

colors: {
  custom: {
    50: '#89574f',
    500: '#531511',
    950: '#000000',
  },
}

SCSS

$custom: #531511;
$custom-light: #89574f;
$custom-dark: #000000;

JSON

{
  "hex": "#531511",
  "rgb": {
    "r": 83,
    "g": 21,
    "b": 17
  },
  "hsl": {
    "h": 3.636,
    "s": 66,
    "l": 19.608
  },
  "oklch": {
    "l": 0.30003,
    "c": 0.0928,
    "h": 27.8
  },
  "luminance": 0.02416
}

Semantic roles & 50–950 ramp

primary

#531511

secondary

#34878C

accent

#DFE93F

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0D0302

muted

#7D7878

Preview Lab

Preview with #531511

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

Preview Lab → · Contrast checker → · Palette generator →