#531015#531015

#531015 is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.5% C 0.098 H 21.8°. Best body text is #FFFFFF at 14.45:1 contrast (WCAG AA passes).

Color values

HEX	#531015
RGB	rgb(83, 16, 21)
HSL	hsl(356, 68%, 19%)
HSV	hsv(356, 81%, 33%)
CMYK	cmyk(0%, 80.7%, 74.7%, 67.5%)
CIE-LAB	lab(16.82, 30.83, 15.53)
CIE-LCH	lch(16.82, 34.52, 26.73°)
OKLab	oklab(29.49% 0.0906 0.0362)
OKLCH	oklch(29.49% 0.098 21.8)
XYZ	xyz(3.8884, 2.2643, 0.9416)
Luminance	0.0226 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#531015 #10534E

analogous

#531037 #531015 #532D10

triadic

#531015 #155310 #101553

tetradic

#531015 #375310 #10534E #2D1053

square

#531015 #375310 #10534E #2D1053

split-complementary

#531015 #10532D #103753

monochromatic

#1A0506 #200608 #531015 #861A22 #BA242F

Accessibility & contrast

On white

14.45

#531015 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#531015 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #531015

14.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##531015	#FFFFFF	#000000	##FFFFFF
##531015	1.00	14.45	1.45	14.45
#FFFFFF	14.45	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232015

Deuteranopia (green-blind)

#342F13

Tritanopia (blue-blind)

#5C0012

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #531015;
/* rgb */ color: rgb(83, 16, 21);
/* oklch */ color: oklch(29.5% 0.098 21.8);

Tailwind

colors: {
  custom: {
    50: '#895452',
    500: '#531015',
    950: '#000000',
  },
}

SCSS

$custom: #531015;
$custom-light: #895452;
$custom-dark: #000000;

JSON

{
  "hex": "#531015",
  "rgb": {
    "r": 83,
    "g": 16,
    "b": 21
  },
  "hsl": {
    "h": 355.522,
    "s": 67.677,
    "l": 19.412
  },
  "oklch": {
    "l": 0.29487,
    "c": 0.09761,
    "h": 21.8
  },
  "luminance": 0.02264
}

Semantic roles & 50–950 ramp

primary

#531015

secondary

#328D86

accent

#EBDE3D

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0D0302

muted

#7D7878

Preview Lab

Preview with #531015

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

Preview Lab → · Contrast checker → · Palette generator →