#520F1B#520F1B

#520F1B is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.3% C 0.097 H 15.8°. Best body text is #FFFFFF at 14.55:1 contrast (WCAG AA passes).

Color values

HEX	#520F1B
RGB	rgb(82, 15, 27)
HSL	hsl(349, 69%, 19%)
HSV	hsv(349, 82%, 32%)
CMYK	cmyk(0%, 81.7%, 67.1%, 67.8%)
CIE-LAB	lab(16.58, 31.27, 10.91)
CIE-LCH	lch(16.58, 33.12, 19.24°)
OKLab	oklab(29.31% 0.0936 0.0266)
OKLCH	oklch(29.31% 0.097 15.8)
XYZ	xyz(3.8487, 2.2152, 1.2616)
Luminance	0.0221 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#520F1B #0F5246

analogous

#520F3D #520F1B #52250F

triadic

#520F1B #1B520F #0F1B52

tetradic

#520F1B #3D520F #0F5246 #250F52

square

#520F1B #3D520F #0F5246 #250F52

split-complementary

#520F1B #0F5225 #0F3D52

monochromatic

#1A0509 #1E060A #520F1B #86182C #B9223D

Accessibility & contrast

On white

14.55

#520F1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#520F1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #520F1B

14.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##520F1B	#FFFFFF	#000000	##FFFFFF
##520F1B	1.00	14.55	1.44	14.55
#FFFFFF	14.55	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22201B

Deuteranopia (green-blind)

#332E19

Tritanopia (blue-blind)

#5B0014

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #520f1b;
/* rgb */ color: rgb(82, 15, 27);
/* oklch */ color: oklch(29.3% 0.097 15.8);

Tailwind

colors: {
  custom: {
    50: '#885457',
    500: '#520f1b',
    950: '#000000',
  },
}

SCSS

$custom: #520f1b;
$custom-light: #885457;
$custom-dark: #000000;

JSON

{
  "hex": "#520f1b",
  "rgb": {
    "r": 82,
    "g": 15,
    "b": 27
  },
  "hsl": {
    "h": 349.254,
    "s": 69.072,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29309,
    "c": 0.09731,
    "h": 15.8
  },
  "luminance": 0.02215
}

Semantic roles & 50–950 ramp

primary

#520F1B

secondary

#318C7C

accent

#ECCC3C

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #520F1B

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

Preview Lab → · Contrast checker → · Palette generator →