#4B0D18#4B0D18

#4B0D18 is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.6% C 0.091 H 15.9°. Best body text is #FFFFFF at 15.33:1 contrast (WCAG AA passes).

Color values

HEX	#4B0D18
RGB	rgb(75, 13, 24)
HSL	hsl(349, 70%, 17%)
HSV	hsv(349, 83%, 29%)
CMYK	cmyk(0%, 82.7%, 68%, 70.6%)
CIE-LAB	lab(14.68, 29.39, 10.30)
CIE-LCH	lch(14.68, 31.14, 19.31°)
OKLab	oklab(27.6% 0.088 0.0251)
OKLCH	oklch(27.6% 0.091 15.9)
XYZ	xyz(3.2108, 1.8501, 1.0520)
Luminance	0.0185 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B0D18 #0D4B40

analogous

#4B0D37 #4B0D18 #4B210D

triadic

#4B0D18 #184B0D #0D184B

tetradic

#4B0D18 #374B0D #0D4B40 #210D4B

square

#4B0D18 #374B0D #0D4B40 #210D4B

split-complementary

#4B0D18 #0D4B21 #0D374B

monochromatic

#1A0508 #1A0508 #4B0D18 #7F1629 #B31F39

Accessibility & contrast

On white

15.33

#4B0D18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#4B0D18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B0D18

15.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B0D18	#FFFFFF	#000000	##FFFFFF
##4B0D18	1.00	15.33	1.37	15.33
#FFFFFF	15.33	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1D18

Deuteranopia (green-blind)

#2E2A16

Tritanopia (blue-blind)

#530012

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #4b0d18;
/* rgb */ color: rgb(75, 13, 24);
/* oklch */ color: oklch(27.6% 0.091 15.9);

Tailwind

colors: {
  custom: {
    50: '#825254',
    500: '#4b0d18',
    950: '#000000',
  },
}

SCSS

$custom: #4b0d18;
$custom-light: #825254;
$custom-dark: #000000;

JSON

{
  "hex": "#4b0d18",
  "rgb": {
    "r": 75,
    "g": 13,
    "b": 24
  },
  "hsl": {
    "h": 349.355,
    "s": 70.455,
    "l": 17.255
  },
  "oklch": {
    "l": 0.27598,
    "c": 0.09147,
    "h": 15.9
  },
  "luminance": 0.0185
}

Semantic roles & 50–950 ramp

primary

#4B0D18

secondary

#2E8677

accent

#EDCE3B

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0202

muted

#7C7878

Preview Lab

Preview with #4B0D18

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

Preview Lab → · Contrast checker → · Palette generator →