#5B271F#5B271F

#5B271F is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.4% C 0.078 H 30.5°. Best body text is #FFFFFF at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#5B271F
RGB	rgb(91, 39, 31)
HSL	hsl(8, 49%, 24%)
HSV	hsv(8, 66%, 36%)
CMYK	cmyk(0%, 57.1%, 65.9%, 64.3%)
CIE-LAB	lab(22.91, 23.15, 16.65)
CIE-LCH	lch(22.91, 28.52, 35.73°)
OKLab	oklab(34.42% 0.0676 0.0398)
OKLCH	oklch(34.42% 0.078 30.5)
XYZ	xyz(5.2877, 3.7747, 1.7462)
Luminance	0.0377 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B271F #1F535B

analogous

#5B1F35 #5B271F #5B451F

triadic

#5B271F #1F5B27 #271F5B

tetradic

#5B271F #355B1F #1F535B #451F5B

square

#5B271F #355B1F #1F535B #451F5B

split-complementary

#5B271F #1F5B45 #1F355B

monochromatic

#170A08 #2D130F #5B271F #893B2F #B64E3E

Accessibility & contrast

On white

11.97

#5B271F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#5B271F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B271F

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B271F	#FFFFFF	#000000	##FFFFFF
##5B271F	1.00	11.97	1.75	11.97
#FFFFFF	11.97	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34301E

Deuteranopia (green-blind)

#413B1E

Tritanopia (blue-blind)

#641E25

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #5b271f;
/* rgb */ color: rgb(91, 39, 31);
/* oklch */ color: oklch(34.4% 0.078 30.5);

Tailwind

colors: {
  custom: {
    50: '#8d635a',
    500: '#5b271f',
    950: '#000000',
  },
}

SCSS

$custom: #5b271f;
$custom-light: #8d635a;
$custom-dark: #000000;

JSON

{
  "hex": "#5b271f",
  "rgb": {
    "r": 91,
    "g": 39,
    "b": 31
  },
  "hsl": {
    "h": 8,
    "s": 49.18,
    "l": 23.922
  },
  "oklch": {
    "l": 0.34425,
    "c": 0.07844,
    "h": 30.5
  },
  "luminance": 0.03774
}

Semantic roles & 50–950 ramp

primary

#5B271F

secondary

#468690

accent

#C6D94F

background

#F9F5F5

surface

#F1EAE9

border

#CBC6C5

text

#0D0504

muted

#7E7979

Preview Lab

Preview with #5B271F

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

Preview Lab → · Contrast checker → · Palette generator →