#4A181D#4A181D

#4A181D is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.0% C 0.076 H 17.3°. Best body text is #FFFFFF at 14.59:1 contrast (WCAG AA passes).

Color values

HEX	#4A181D
RGB	rgb(74, 24, 29)
HSL	hsl(354, 51%, 19%)
HSV	hsv(354, 68%, 29%)
CMYK	cmyk(0%, 67.6%, 60.8%, 71%)
CIE-LAB	lab(16.49, 24.24, 9.07)
CIE-LCH	lch(16.49, 25.88, 20.52°)
OKLab	oklab(28.95% 0.0727 0.0226)
OKLCH	oklch(28.95% 0.076 17.3)
XYZ	xyz(3.3727, 2.1982, 1.4089)
Luminance	0.0220 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A181D #184A45

analogous

#4A1836 #4A181D #4A2C18

triadic

#4A181D #1D4A18 #181D4A

tetradic

#4A181D #364A18 #184A45 #2C184A

square

#4A181D #364A18 #184A45 #2C184A

split-complementary

#4A181D #184A2C #18364A

monochromatic

#170709 #1C090B #4A181D #78272F #A63641

Accessibility & contrast

On white

14.59

#4A181D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#4A181D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A181D

14.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A181D	#FFFFFF	#000000	##FFFFFF
##4A181D	1.00	14.59	1.44	14.59
#FFFFFF	14.59	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24221D

Deuteranopia (green-blind)

#312D1C

Tritanopia (blue-blind)

#510F1A

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #4a181d;
/* rgb */ color: rgb(74, 24, 29);
/* oklch */ color: oklch(29.0% 0.076 17.3);

Tailwind

colors: {
  custom: {
    50: '#805758',
    500: '#4a181d',
    950: '#000000',
  },
}

SCSS

$custom: #4a181d;
$custom-light: #805758;
$custom-dark: #000000;

JSON

{
  "hex": "#4a181d",
  "rgb": {
    "r": 74,
    "g": 24,
    "b": 29
  },
  "hsl": {
    "h": 354,
    "s": 51.02,
    "l": 19.216
  },
  "oklch": {
    "l": 0.28952,
    "c": 0.0761,
    "h": 17.3
  },
  "luminance": 0.02198
}

Semantic roles & 50–950 ramp

primary

#4A181D

secondary

#3D817A

accent

#DACC4D

background

#F8F5F5

surface

#EFE9E9

border

#CAC5C5

text

#0B0303

muted

#7C7878

Preview Lab

Preview with #4A181D

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

Preview Lab → · Contrast checker → · Palette generator →