#5B210E#5B210E

#5B210E is a dark, moderate red. Relative luminance 0.033; OKLCH L 33.2% C 0.090 H 38.0°. Best body text is #FFFFFF at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#5B210E
RGB	rgb(91, 33, 14)
HSL	hsl(15, 73%, 21%)
HSV	hsv(15, 85%, 36%)
CMYK	cmyk(0%, 63.7%, 84.6%, 64.3%)
CIE-LAB	lab(21.37, 25.48, 25.39)
CIE-LCH	lch(21.37, 35.97, 44.90°)
OKLab	oklab(33.18% 0.0712 0.0557)
OKLCH	oklch(33.18% 0.09 38)
XYZ	xyz(4.9380, 3.3442, 0.8009)
Luminance	0.0334 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B210E #0E485B

analogous

#5B0E21 #5B210E #5B470E

triadic

#5B210E #0E5B21 #210E5B

tetradic

#5B210E #215B0E #0E485B #470E5B

square

#5B210E #215B0E #0E485B #470E5B

split-complementary

#5B210E #0E5B47 #0E215B

monochromatic

#1B0A04 #260E06 #5B210E #903416 #C5471E

Accessibility & contrast

On white

12.58

#5B210E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#5B210E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B210E

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B210E	#FFFFFF	#000000	##FFFFFF
##5B210E	1.00	12.58	1.67	12.58
#FFFFFF	12.58	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312B0B

Deuteranopia (green-blind)

#40380C

Tritanopia (blue-blind)

#65131D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #5b210e;
/* rgb */ color: rgb(91, 33, 14);
/* oklch */ color: oklch(33.2% 0.090 38.0);

Tailwind

colors: {
  custom: {
    50: '#8f5f4e',
    500: '#5b210e',
    950: '#000000',
  },
}

SCSS

$custom: #5b210e;
$custom-light: #8f5f4e;
$custom-dark: #000000;

JSON

{
  "hex": "#5b210e",
  "rgb": {
    "r": 91,
    "g": 33,
    "b": 14
  },
  "hsl": {
    "h": 14.805,
    "s": 73.333,
    "l": 20.588
  },
  "oklch": {
    "l": 0.33181,
    "c": 0.09044,
    "h": 38
  },
  "luminance": 0.03344
}

Semantic roles & 50–950 ramp

primary

#5B210E

secondary

#307C95

accent

#C3F038

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0401

muted

#7E7977

Preview Lab

Preview with #5B210E

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

Preview Lab → · Contrast checker → · Palette generator →