#5B371B#5B371B

#5B371B is a dark, moderate orange. Relative luminance 0.050; OKLCH L 37.4% C 0.066 H 56.8°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#5B371B
RGB	rgb(91, 55, 27)
HSL	hsl(26, 54%, 23%)
HSV	hsv(26, 70%, 36%)
CMYK	cmyk(0%, 39.6%, 70.3%, 64.3%)
CIE-LAB	lab(26.84, 13.09, 23.88)
CIE-LCH	lch(26.84, 27.23, 61.27°)
OKLab	oklab(37.41% 0.0361 0.0552)
OKLCH	oklch(37.41% 0.066 56.8)
XYZ	xyz(5.8788, 5.0362, 1.6992)
Luminance	0.0504 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B371B #1B3F5B

analogous

#5B1B1F #5B371B #5B571B

triadic

#5B371B #1B5B37 #371B5B

tetradic

#5B371B #1F5B1B #1B3F5B #571B5B

square

#5B371B #1F5B1B #1B3F5B #571B5B

split-complementary

#5B371B #1B5B57 #1B1F5B

monochromatic

#180E07 #2C1A0D #5B371B #8A5429 #B97037

Accessibility & contrast

On white

10.46

#5B371B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#5B371B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B371B

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B371B	#FFFFFF	#000000	##FFFFFF
##5B371B	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423B18

Deuteranopia (green-blind)

#4A431B

Tritanopia (blue-blind)

#642F31

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #5b371b;
/* rgb */ color: rgb(91, 55, 27);
/* oklch */ color: oklch(37.4% 0.066 56.8);

Tailwind

colors: {
  custom: {
    50: '#8d6e58',
    500: '#5b371b',
    950: '#000000',
  },
}

SCSS

$custom: #5b371b;
$custom-light: #8d6e58;
$custom-dark: #000000;

JSON

{
  "hex": "#5b371b",
  "rgb": {
    "r": 91,
    "g": 55,
    "b": 27
  },
  "hsl": {
    "h": 26.25,
    "s": 54.237,
    "l": 23.137
  },
  "oklch": {
    "l": 0.37414,
    "c": 0.06596,
    "h": 56.8
  },
  "luminance": 0.05036
}

Semantic roles & 50–950 ramp

primary

#5B371B

secondary

#416E91

accent

#9DDE4A

background

#F8F6F5

surface

#F0EBE9

border

#CBC6C5

text

#0D0703

muted

#7D7A78

Preview Lab

Preview with #5B371B

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

Preview Lab → · Contrast checker → · Palette generator →