#4B0B19#4B0B19

#4B0B19 is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.4% C 0.094 H 14.0°. Best body text is #FFFFFF at 15.43:1 contrast (WCAG AA passes).

Color values

HEX	#4B0B19
RGB	rgb(75, 11, 25)
HSL	hsl(347, 74%, 17%)
HSV	hsv(347, 85%, 29%)
CMYK	cmyk(0%, 85.3%, 66.7%, 70.6%)
CIE-LAB	lab(14.43, 30.22, 9.24)
CIE-LCH	lch(14.43, 31.60, 17.00°)
OKLab	oklab(27.42% 0.0909 0.0227)
OKLCH	oklch(27.42% 0.094 14)
XYZ	xyz(3.1971, 1.8059, 1.0997)
Luminance	0.0181 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B0B19 #0B4B3D

analogous

#4B0B39 #4B0B19 #4B1D0B

triadic

#4B0B19 #194B0B #0B194B

tetradic

#4B0B19 #394B0B #0B4B3D #1D0B4B

square

#4B0B19 #394B0B #0B4B3D #1D0B4B

split-complementary

#4B0B19 #0B4B1D #0B394B

monochromatic

#1B0409 #1B0409 #4B0B19 #80132B #B61B3D

Accessibility & contrast

On white

15.43

#4B0B19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#4B0B19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B0B19

15.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B0B19	#FFFFFF	#000000	##FFFFFF
##4B0B19	1.00	15.43	1.36	15.43
#FFFFFF	15.43	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1C19

Deuteranopia (green-blind)

#2D2917

Tritanopia (blue-blind)

#530011

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #4b0b19;
/* rgb */ color: rgb(75, 11, 25);
/* oklch */ color: oklch(27.4% 0.094 14.0);

Tailwind

colors: {
  custom: {
    50: '#825155',
    500: '#4b0b19',
    950: '#000000',
  },
}

SCSS

$custom: #4b0b19;
$custom-light: #825155;
$custom-dark: #000000;

JSON

{
  "hex": "#4b0b19",
  "rgb": {
    "r": 75,
    "g": 11,
    "b": 25
  },
  "hsl": {
    "h": 346.875,
    "s": 74.419,
    "l": 16.863
  },
  "oklch": {
    "l": 0.27423,
    "c": 0.09366,
    "h": 14
  },
  "luminance": 0.01805
}

Semantic roles & 50–950 ramp

primary

#4B0B19

secondary

#2B8773

accent

#F1C837

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0203

muted

#7C7878

Preview Lab

Preview with #4B0B19

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

Preview Lab → · Contrast checker → · Palette generator →