#52101B#52101B

#52101B is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.4% C 0.096 H 16.3°. Best body text is #FFFFFF at 14.49:1 contrast (WCAG AA passes).

Color values

HEX	#52101B
RGB	rgb(82, 16, 27)
HSL	hsl(350, 67%, 19%)
HSV	hsv(350, 80%, 32%)
CMYK	cmyk(0%, 80.5%, 67.1%, 67.8%)
CIE-LAB	lab(16.72, 30.88, 11.10)
CIE-LCH	lch(16.72, 32.81, 19.77°)
OKLab	oklab(29.41% 0.0924 0.027)
OKLCH	oklch(29.41% 0.096 16.3)
XYZ	xyz(3.8632, 2.2441, 1.2664)
Luminance	0.0224 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#52101B #105247

analogous

#52103C #52101B #522610

triadic

#52101B #1B5210 #101B52

tetradic

#52101B #3C5210 #105247 #261052

square

#52101B #3C5210 #105247 #261052

split-complementary

#52101B #105226 #103C52

monochromatic

#1A0508 #1F060A #52101B #851A2C #B8243D

Accessibility & contrast

On white

14.49

#52101B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#52101B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #52101B

14.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##52101B	#FFFFFF	#000000	##FFFFFF
##52101B	1.00	14.49	1.45	14.49
#FFFFFF	14.49	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22201B

Deuteranopia (green-blind)

#332E19

Tritanopia (blue-blind)

#5B0015

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #52101b;
/* rgb */ color: rgb(82, 16, 27);
/* oklch */ color: oklch(29.4% 0.096 16.3);

Tailwind

colors: {
  custom: {
    50: '#885457',
    500: '#52101b',
    950: '#000000',
  },
}

SCSS

$custom: #52101b;
$custom-light: #885457;
$custom-dark: #000000;

JSON

{
  "hex": "#52101b",
  "rgb": {
    "r": 82,
    "g": 16,
    "b": 27
  },
  "hsl": {
    "h": 350,
    "s": 67.347,
    "l": 19.216
  },
  "oklch": {
    "l": 0.29413,
    "c": 0.09622,
    "h": 16.3
  },
  "luminance": 0.02244
}

Semantic roles & 50–950 ramp

primary

#52101B

secondary

#328C7D

accent

#EACD3E

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #52101B

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

Preview Lab → · Contrast checker → · Palette generator →