#4B0C1B#4B0C1B

#4B0C1B is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.6% C 0.093 H 12.4°. Best body text is #FFFFFF at 15.36:1 contrast (WCAG AA passes).

Color values

HEX	#4B0C1B
RGB	rgb(75, 12, 27)
HSL	hsl(346, 72%, 17%)
HSV	hsv(346, 84%, 29%)
CMYK	cmyk(0%, 84%, 64%, 70.6%)
CIE-LAB	lab(14.62, 30.01, 8.01)
CIE-LCH	lch(14.62, 31.06, 14.95°)
OKLab	oklab(27.57% 0.0906 0.0199)
OKLCH	oklch(27.57% 0.093 12.4)
XYZ	xyz(3.2313, 1.8384, 1.2214)
Luminance	0.0184 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B0C1B #0C4B3C

analogous

#4B0C3B #4B0C1B #4B1C0C

triadic

#4B0C1B #1B4B0C #0C1B4B

tetradic

#4B0C1B #3B4B0C #0C4B3C #1C0C4B

square

#4B0C1B #3B4B0C #0C4B3C #1C0C4B

split-complementary

#4B0C1B #0C4B1C #0C3B4B

monochromatic

#1A0409 #1A0409 #4B0C1B #80142E #B51D41

Accessibility & contrast

On white

15.36

#4B0C1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#4B0C1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B0C1B

15.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B0C1B	#FFFFFF	#000000	##FFFFFF
##4B0C1B	1.00	15.36	1.37	15.36
#FFFFFF	15.36	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1D1B

Deuteranopia (green-blind)

#2D2A19

Tritanopia (blue-blind)

#530012

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #4b0c1b;
/* rgb */ color: rgb(75, 12, 27);
/* oklch */ color: oklch(27.6% 0.093 12.4);

Tailwind

colors: {
  custom: {
    50: '#825256',
    500: '#4b0c1b',
    950: '#000000',
  },
}

SCSS

$custom: #4b0c1b;
$custom-light: #825256;
$custom-dark: #000000;

JSON

{
  "hex": "#4b0c1b",
  "rgb": {
    "r": 75,
    "g": 12,
    "b": 27
  },
  "hsl": {
    "h": 345.714,
    "s": 72.414,
    "l": 17.059
  },
  "oklch": {
    "l": 0.27574,
    "c": 0.09277,
    "h": 12.4
  },
  "luminance": 0.01838
}

Semantic roles & 50–950 ramp

primary

#4B0C1B

secondary

#2C8771

accent

#EFC439

background

#F8F4F5

surface

#EFE7E9

border

#CAC3C5

text

#0B0203

muted

#7C7878

Preview Lab

Preview with #4B0C1B

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

Preview Lab → · Contrast checker → · Palette generator →