#4D190B#4D190B

#4D190B is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.3% C 0.082 H 35.8°. Best body text is #FFFFFF at 14.39:1 contrast (WCAG AA passes).

Color values

HEX	#4D190B
RGB	rgb(77, 25, 11)
HSL	hsl(13, 75%, 17%)
HSV	hsv(13, 86%, 30%)
CMYK	cmyk(0%, 67.5%, 85.7%, 69.8%)
CIE-LAB	lab(16.98, 23.71, 21.01)
CIE-LCH	lch(16.98, 31.68, 41.55°)
OKLab	oklab(29.33% 0.0667 0.0482)
OKLCH	oklch(29.33% 0.082 35.8)
XYZ	xyz(3.4690, 2.2977, 0.5774)
Luminance	0.0230 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D190B #0B3F4D

analogous

#4D0B1E #4D190B #4D3A0B

triadic

#4D190B #0B4D19 #190B4D

tetradic

#4D190B #1E4D0B #0B3F4D #3A0B4D

square

#4D190B #1E4D0B #0B3F4D #3A0B4D

split-complementary

#4D190B #0B4D3A #0B1E4D

monochromatic

#1B0904 #1B0904 #4D190B #832A13 #B83C1A

Accessibility & contrast

On white

14.39

#4D190B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#4D190B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D190B

14.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D190B	#FFFFFF	#000000	##FFFFFF
##4D190B	1.00	14.39	1.46	14.39
#FFFFFF	14.39	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282309

Deuteranopia (green-blind)

#342E09

Tritanopia (blue-blind)

#550C16

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #4d190b;
/* rgb */ color: rgb(77, 25, 11);
/* oklch */ color: oklch(29.3% 0.082 35.8);

Tailwind

colors: {
  custom: {
    50: '#84584b',
    500: '#4d190b',
    950: '#000000',
  },
}

SCSS

$custom: #4d190b;
$custom-light: #84584b;
$custom-dark: #000000;

JSON

{
  "hex": "#4d190b",
  "rgb": {
    "r": 77,
    "g": 25,
    "b": 11
  },
  "hsl": {
    "h": 12.727,
    "s": 75,
    "l": 17.255
  },
  "oklch": {
    "l": 0.29328,
    "c": 0.08232,
    "h": 35.8
  },
  "luminance": 0.02297
}

Semantic roles & 50–950 ramp

primary

#4D190B

secondary

#2B7589

accent

#CAF236

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4D190B

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

Preview Lab → · Contrast checker → · Palette generator →