#5B201F#5B201F

#5B201F is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.3% C 0.087 H 24.0°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#5B201F
RGB	rgb(91, 32, 31)
HSL	hsl(1, 49%, 24%)
HSV	hsv(1, 66%, 36%)
CMYK	cmyk(0%, 64.8%, 65.9%, 64.3%)
CIE-LAB	lab(21.42, 27.03, 14.76)
CIE-LCH	lch(21.42, 30.80, 28.64°)
OKLab	oklab(33.3% 0.0798 0.0355)
OKLCH	oklch(33.3% 0.087 24)
XYZ	xyz(5.0787, 3.3568, 1.6765)
Luminance	0.0336 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B201F #1F5A5B

analogous

#5B1F3C #5B201F #5B3E1F

triadic

#5B201F #1F5B20 #201F5B

tetradic

#5B201F #3C5B1F #1F5A5B #3E1F5B

square

#5B201F #3C5B1F #1F5A5B #3E1F5B

split-complementary

#5B201F #1F5B3E #1F3C5B

monochromatic

#170808 #2D100F #5B201F #89302F #B6403E

Accessibility & contrast

On white

12.57

#5B201F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#5B201F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B201F

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B201F	#FFFFFF	#000000	##FFFFFF
##5B201F	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2C1E

Deuteranopia (green-blind)

#3E381E

Tritanopia (blue-blind)

#641520

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #5b201f;
/* rgb */ color: rgb(91, 32, 31);
/* oklch */ color: oklch(33.3% 0.087 24.0);

Tailwind

colors: {
  custom: {
    50: '#8e5e5a',
    500: '#5b201f',
    950: '#000000',
  },
}

SCSS

$custom: #5b201f;
$custom-light: #8e5e5a;
$custom-dark: #000000;

JSON

{
  "hex": "#5b201f",
  "rgb": {
    "r": 91,
    "g": 32,
    "b": 31
  },
  "hsl": {
    "h": 1,
    "s": 49.18,
    "l": 23.922
  },
  "oklch": {
    "l": 0.33296,
    "c": 0.08731,
    "h": 24
  },
  "luminance": 0.03356
}

Semantic roles & 50–950 ramp

primary

#5B201F

secondary

#468E90

accent

#D6D94F

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #5B201F

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

Preview Lab → · Contrast checker → · Palette generator →