#5B210F#5B210F

#5B210F is a dark, moderate red. Relative luminance 0.033; OKLCH L 33.2% C 0.090 H 37.4°. Best body text is #FFFFFF at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#5B210F
RGB	rgb(91, 33, 15)
HSL	hsl(14, 72%, 21%)
HSV	hsv(14, 84%, 36%)
CMYK	cmyk(0%, 63.7%, 83.5%, 64.3%)
CIE-LAB	lab(21.38, 25.52, 24.89)
CIE-LCH	lch(21.38, 35.65, 44.28°)
OKLab	oklab(33.19% 0.0716 0.0548)
OKLCH	oklch(33.19% 0.09 37.4)
XYZ	xyz(4.9450, 3.3470, 0.8375)
Luminance	0.0335 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B210F #0F495B

analogous

#5B0F23 #5B210F #5B470F

triadic

#5B210F #0F5B21 #210F5B

tetradic

#5B210F #235B0F #0F495B #470F5B

square

#5B210F #235B0F #0F495B #470F5B

split-complementary

#5B210F #0F5B47 #0F235B

monochromatic

#1A0A04 #260E06 #5B210F #903418 #C44720

Accessibility & contrast

On white

12.58

#5B210F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#5B210F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B210F

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B210F	#FFFFFF	#000000	##FFFFFF
##5B210F	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)

#312B0D

Deuteranopia (green-blind)

#3F380D

Tritanopia (blue-blind)

#65131D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #5b210f;
/* rgb */ color: rgb(91, 33, 15);
/* oklch */ color: oklch(33.2% 0.090 37.4);

Tailwind

colors: {
  custom: {
    50: '#8f5f4e',
    500: '#5b210f',
    950: '#000000',
  },
}

SCSS

$custom: #5b210f;
$custom-light: #8f5f4e;
$custom-dark: #000000;

JSON

{
  "hex": "#5b210f",
  "rgb": {
    "r": 91,
    "g": 33,
    "b": 15
  },
  "hsl": {
    "h": 14.211,
    "s": 71.698,
    "l": 20.784
  },
  "oklch": {
    "l": 0.33192,
    "c": 0.09016,
    "h": 37.4
  },
  "luminance": 0.03346
}

Semantic roles & 50–950 ramp

primary

#5B210F

secondary

#317D95

accent

#C4EE39

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #5B210F

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

Preview Lab → · Contrast checker → · Palette generator →