#521017#521017

#521017 is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.3% C 0.096 H 19.9°. Best body text is #FFFFFF at 14.53:1 contrast (WCAG AA passes).

Color values

HEX	#521017
RGB	rgb(82, 16, 23)
HSL	hsl(354, 67%, 19%)
HSV	hsv(354, 80%, 32%)
CMYK	cmyk(0%, 80.5%, 72%, 67.8%)
CIE-LAB	lab(16.64, 30.60, 13.85)
CIE-LCH	lch(16.64, 33.59, 24.35°)
OKLab	oklab(29.32% 0.0905 0.0328)
OKLCH	oklch(29.32% 0.096 19.9)
XYZ	xyz(3.8200, 2.2269, 1.0391)
Luminance	0.0223 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#521017 #10524B

analogous

#521038 #521017 #522A10

triadic

#521017 #175210 #101752

tetradic

#521017 #385210 #10524B #2A1052

square

#521017 #385210 #10524B #2A1052

split-complementary

#521017 #10522A #103852

monochromatic

#1A0507 #1F0609 #521017 #851A25 #B82434

Accessibility & contrast

On white

14.53

#521017 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#521017 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #521017

14.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##521017	#FFFFFF	#000000	##FFFFFF
##521017	1.00	14.53	1.45	14.53
#FFFFFF	14.53	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232017

Deuteranopia (green-blind)

#332E15

Tritanopia (blue-blind)

#5B0013

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #521017;
/* rgb */ color: rgb(82, 16, 23);
/* oklch */ color: oklch(29.3% 0.096 19.9);

Tailwind

colors: {
  custom: {
    50: '#885453',
    500: '#521017',
    950: '#000000',
  },
}

SCSS

$custom: #521017;
$custom-light: #885453;
$custom-dark: #000000;

JSON

{
  "hex": "#521017",
  "rgb": {
    "r": 82,
    "g": 16,
    "b": 23
  },
  "hsl": {
    "h": 353.636,
    "s": 67.347,
    "l": 19.216
  },
  "oklch": {
    "l": 0.29324,
    "c": 0.0963,
    "h": 19.9
  },
  "luminance": 0.02226
}

Semantic roles & 50–950 ramp

primary

#521017

secondary

#328C82

accent

#EAD83E

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0302

muted

#7D7878

Preview Lab

Preview with #521017

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

Preview Lab → · Contrast checker → · Palette generator →