#5B231E#5B231E

#5B231E is a dark, moderate red. Relative luminance 0.035; OKLCH L 33.7% C 0.084 H 27.5°. Best body text is #FFFFFF at 12.32:1 contrast (WCAG AA passes).

Color values

HEX	#5B231E
RGB	rgb(91, 35, 30)
HSL	hsl(5, 50%, 24%)
HSV	hsv(5, 67%, 36%)
CMYK	cmyk(0%, 61.5%, 67%, 64.3%)
CIE-LAB	lab(22.02, 25.33, 16.19)
CIE-LCH	lch(22.02, 30.06, 32.59°)
OKLab	oklab(33.74% 0.0742 0.0387)
OKLCH	oklch(33.74% 0.084 27.5)
XYZ	xyz(5.1502, 3.5206, 1.6364)
Luminance	0.0352 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B231E #1E565B

analogous

#5B1E37 #5B231E #5B411E

triadic

#5B231E #1E5B23 #231E5B

tetradic

#5B231E #375B1E #1E565B #411E5B

square

#5B231E #375B1E #1E565B #411E5B

split-complementary

#5B231E #1E5B41 #1E375B

monochromatic

#170908 #2D110F #5B231E #89352D #B7463C

Accessibility & contrast

On white

12.32

#5B231E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#5B231E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B231E

12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B231E	#FFFFFF	#000000	##FFFFFF
##5B231E	1.00	12.32	1.70	12.32
#FFFFFF	12.32	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312D1D

Deuteranopia (green-blind)

#3F391D

Tritanopia (blue-blind)

#641822

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #5b231e;
/* rgb */ color: rgb(91, 35, 30);
/* oklch */ color: oklch(33.7% 0.084 27.5);

Tailwind

colors: {
  custom: {
    50: '#8e6059',
    500: '#5b231e',
    950: '#000000',
  },
}

SCSS

$custom: #5b231e;
$custom-light: #8e6059;
$custom-dark: #000000;

JSON

{
  "hex": "#5b231e",
  "rgb": {
    "r": 91,
    "g": 35,
    "b": 30
  },
  "hsl": {
    "h": 4.918,
    "s": 50.413,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33742,
    "c": 0.08367,
    "h": 27.5
  },
  "luminance": 0.0352
}

Semantic roles & 50–950 ramp

primary

#5B231E

secondary

#458A90

accent

#CEDA4E

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0503

muted

#7E7978

Preview Lab

Preview with #5B231E

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

Preview Lab → · Contrast checker → · Palette generator →