#4B1B0C#4B1B0C

#4B1B0C is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.3% C 0.077 H 37.6°. Best body text is #FFFFFF at 14.37:1 contrast (WCAG AA passes).

Color values

HEX	#4B1B0C
RGB	rgb(75, 27, 12)
HSL	hsl(14, 72%, 17%)
HSV	hsv(14, 84%, 29%)
CMYK	cmyk(0%, 64%, 84%, 70.6%)
CIE-LAB	lab(17.02, 21.77, 20.54)
CIE-LCH	lch(17.02, 29.93, 43.33°)
OKLab	oklab(29.29% 0.0612 0.0472)
OKLCH	oklch(29.29% 0.077 37.6)
XYZ	xyz(3.3603, 2.3067, 0.6160)
Luminance	0.0231 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1B0C #0C3C4B

analogous

#4B0C1C #4B1B0C #4B3B0C

triadic

#4B1B0C #0C4B1B #1B0C4B

tetradic

#4B1B0C #1C4B0C #0C3C4B #3B0C4B

square

#4B1B0C #1C4B0C #0C3C4B #3B0C4B

split-complementary

#4B1B0C #0C4B3B #0C1C4B

monochromatic

#1A0904 #1A0904 #4B1B0C #802E14 #B5411D

Accessibility & contrast

On white

14.37

#4B1B0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#4B1B0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1B0C

14.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1B0C	#FFFFFF	#000000	##FFFFFF
##4B1B0C	1.00	14.37	1.46	14.37
#FFFFFF	14.37	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28230A

Deuteranopia (green-blind)

#342E0B

Tritanopia (blue-blind)

#531018

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #4b1b0c;
/* rgb */ color: rgb(75, 27, 12);
/* oklch */ color: oklch(29.3% 0.077 37.6);

Tailwind

colors: {
  custom: {
    50: '#82594c',
    500: '#4b1b0c',
    950: '#000000',
  },
}

SCSS

$custom: #4b1b0c;
$custom-light: #82594c;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1b0c",
  "rgb": {
    "r": 75,
    "g": 27,
    "b": 12
  },
  "hsl": {
    "h": 14.286,
    "s": 72.414,
    "l": 17.059
  },
  "oklch": {
    "l": 0.29289,
    "c": 0.07728,
    "h": 37.6
  },
  "luminance": 0.02306
}

Semantic roles & 50–950 ramp

primary

#4B1B0C

secondary

#2C7187

accent

#C4EF39

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0B0301

muted

#7C7877

Preview Lab

Preview with #4B1B0C

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

Preview Lab → · Contrast checker → · Palette generator →