#4C0B0B#4C0B0B

#4C0B0B is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.4% C 0.096 H 26.3°. Best body text is #FFFFFF at 15.44:1 contrast (WCAG AA passes).

Color values

HEX	#4C0B0B
RGB	rgb(76, 11, 11)
HSL	hsl(0, 75%, 17%)
HSV	hsv(0, 86%, 30%)
CMYK	cmyk(0%, 85.5%, 85.5%, 70.2%)
CIE-LAB	lab(14.40, 29.74, 17.72)
CIE-LCH	lch(14.40, 34.62, 30.78°)
OKLab	oklab(27.36% 0.0857 0.0423)
OKLCH	oklch(27.36% 0.096 26.3)
XYZ	xyz(3.1609, 1.8005, 0.4976)
Luminance	0.0180 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C0B0B #0B4C4C

analogous

#4C0B2C #4C0B0B #4C2C0B

triadic

#4C0B0B #0B4C0B #0B0B4C

tetradic

#4C0B0B #2C4C0B #0B4C4C #2C0B4C

square

#4C0B0B #2C4C0B #0B4C4C #2C0B4C

split-complementary

#4C0B0B #0B4C2C #0B2C4C

monochromatic

#1B0404 #1B0404 #4C0B0B #811313 #B71A1A

Accessibility & contrast

On white

15.44

#4C0B0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#4C0B0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C0B0B

15.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C0B0B	#FFFFFF	#000000	##FFFFFF
##4C0B0B	1.00	15.44	1.36	15.44
#FFFFFF	15.44	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1B0A

Deuteranopia (green-blind)

#2F2908

Tritanopia (blue-blind)

#55000C

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #4c0b0b;
/* rgb */ color: rgb(76, 11, 11);
/* oklch */ color: oklch(27.4% 0.096 26.3);

Tailwind

colors: {
  custom: {
    50: '#84514b',
    500: '#4c0b0b',
    950: '#000000',
  },
}

SCSS

$custom: #4c0b0b;
$custom-light: #84514b;
$custom-dark: #000000;

JSON

{
  "hex": "#4c0b0b",
  "rgb": {
    "r": 76,
    "g": 11,
    "b": 11
  },
  "hsl": {
    "h": 0,
    "s": 74.713,
    "l": 17.059
  },
  "oklch": {
    "l": 0.27359,
    "c": 0.09557,
    "h": 26.3
  },
  "luminance": 0.018
}

Semantic roles & 50–950 ramp

primary

#4C0B0B

secondary

#2B8888

accent

#F1F136

background

#F8F4F4

surface

#F0E7E7

border

#CBC3C3

text

#0C0201

muted

#7D7877

Preview Lab

Preview with #4C0B0B

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

Preview Lab → · Contrast checker → · Palette generator →