#4B0C0C#4B0C0C

#4B0C0C is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.3% C 0.093 H 26.0°. Best body text is #FFFFFF at 15.48:1 contrast (WCAG AA passes).

Color values

HEX	#4B0C0C
RGB	rgb(75, 12, 12)
HSL	hsl(0, 72%, 17%)
HSV	hsv(0, 84%, 29%)
CMYK	cmyk(0%, 84%, 84%, 70.6%)
CIE-LAB	lab(14.32, 29.06, 17.12)
CIE-LCH	lch(14.32, 33.73, 30.51°)
OKLab	oklab(27.26% 0.0839 0.0409)
OKLCH	oklch(27.26% 0.093 26)
XYZ	xyz(3.0998, 1.7858, 0.5292)
Luminance	0.0179 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B0C0C #0C4B4B

analogous

#4B0C2C #4B0C0C #4B2C0C

triadic

#4B0C0C #0C4B0C #0C0C4B

tetradic

#4B0C0C #2C4B0C #0C4B4B #2C0C4B

square

#4B0C0C #2C4B0C #0C4B4B #2C0C4B

split-complementary

#4B0C0C #0C4B2C #0C2C4B

monochromatic

#1A0404 #1A0404 #4B0C0C #801414 #B51D1D

Accessibility & contrast

On white

15.48

#4B0C0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#4B0C0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B0C0C

15.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B0C0C	#FFFFFF	#000000	##FFFFFF
##4B0C0C	1.00	15.48	1.36	15.48
#FFFFFF	15.48	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1C0B

Deuteranopia (green-blind)

#2F290A

Tritanopia (blue-blind)

#53000D

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #4b0c0c;
/* rgb */ color: rgb(75, 12, 12);
/* oklch */ color: oklch(27.3% 0.093 26.0);

Tailwind

colors: {
  custom: {
    50: '#83514c',
    500: '#4b0c0c',
    950: '#000000',
  },
}

SCSS

$custom: #4b0c0c;
$custom-light: #83514c;
$custom-dark: #000000;

JSON

{
  "hex": "#4b0c0c",
  "rgb": {
    "r": 75,
    "g": 12,
    "b": 12
  },
  "hsl": {
    "h": 0,
    "s": 72.414,
    "l": 17.059
  },
  "oklch": {
    "l": 0.2726,
    "c": 0.09336,
    "h": 26
  },
  "luminance": 0.01785
}

Semantic roles & 50–950 ramp

primary

#4B0C0C

secondary

#2C8787

accent

#EFEF39

background

#F8F4F4

surface

#F0E7E7

border

#CBC3C3

text

#0C0201

muted

#7D7877

Preview Lab

Preview with #4B0C0C

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

Preview Lab → · Contrast checker → · Palette generator →