#561B0B#561B0B

#561B0B is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.3% C 0.091 H 35.8°. Best body text is #FFFFFF at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#561B0B
RGB	rgb(86, 27, 11)
HSL	hsl(13, 77%, 19%)
HSV	hsv(13, 87%, 34%)
CMYK	cmyk(0%, 68.6%, 87.2%, 66.3%)
CIE-LAB	lab(19.17, 26.44, 24.06)
CIE-LCH	lch(19.17, 35.75, 42.31°)
OKLab	oklab(31.32% 0.0741 0.0534)
OKLCH	oklch(31.32% 0.091 35.8)
XYZ	xyz(4.2906, 2.7871, 0.6286)
Luminance	0.0279 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#561B0B #0B4656

analogous

#560B21 #561B0B #56410B

triadic

#561B0B #0B561B #1B0B56

tetradic

#561B0B #21560B #0B4656 #410B56

square

#561B0B #21560B #0B4656 #410B56

split-complementary

#561B0B #0B5641 #0B2156

monochromatic

#1B0903 #200A04 #561B0B #8C2C12 #C33D19

Accessibility & contrast

On white

13.49

#561B0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#561B0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #561B0B

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##561B0B	#FFFFFF	#000000	##FFFFFF
##561B0B	1.00	13.49	1.56	13.49
#FFFFFF	13.49	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2609

Deuteranopia (green-blind)

#3A3309

Tritanopia (blue-blind)

#5F0B18

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #561b0b;
/* rgb */ color: rgb(86, 27, 11);
/* oklch */ color: oklch(31.3% 0.091 35.8);

Tailwind

colors: {
  custom: {
    50: '#8c5a4c',
    500: '#561b0b',
    950: '#000000',
  },
}

SCSS

$custom: #561b0b;
$custom-light: #8c5a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#561b0b",
  "rgb": {
    "r": 86,
    "g": 27,
    "b": 11
  },
  "hsl": {
    "h": 12.8,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.31322,
    "c": 0.09137,
    "h": 35.8
  },
  "luminance": 0.02786
}

Semantic roles & 50–950 ramp

primary

#561B0B

secondary

#2B7C91

accent

#CBF434

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #561B0B

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

Preview Lab → · Contrast checker → · Palette generator →