#4A181F#4A181F

#4A181F is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.0% C 0.076 H 14.8°. Best body text is #FFFFFF at 14.57:1 contrast (WCAG AA passes).

Color values

HEX	#4A181F
RGB	rgb(74, 24, 31)
HSL	hsl(352, 51%, 19%)
HSV	hsv(352, 68%, 29%)
CMYK	cmyk(0%, 67.6%, 58.1%, 71%)
CIE-LAB	lab(16.55, 24.44, 7.71)
CIE-LCH	lch(16.55, 25.62, 17.51°)
OKLab	oklab(29.01% 0.0736 0.0194)
OKLCH	oklch(29.01% 0.076 14.8)
XYZ	xyz(3.3983, 2.2085, 1.5434)
Luminance	0.0221 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A181F #184A43

analogous

#4A1838 #4A181F #4A2A18

triadic

#4A181F #1F4A18 #181F4A

tetradic

#4A181F #384A18 #184A43 #2A184A

square

#4A181F #384A18 #184A43 #2A184A

split-complementary

#4A181F #184A2A #18384A

monochromatic

#17070A #1C090C #4A181F #782732 #A63646

Accessibility & contrast

On white

14.57

#4A181F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#4A181F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A181F

14.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A181F	#FFFFFF	#000000	##FFFFFF
##4A181F	1.00	14.57	1.44	14.57
#FFFFFF	14.57	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24221F

Deuteranopia (green-blind)

#302D1E

Tritanopia (blue-blind)

#51101B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #4a181f;
/* rgb */ color: rgb(74, 24, 31);
/* oklch */ color: oklch(29.0% 0.076 14.8);

Tailwind

colors: {
  custom: {
    50: '#80585a',
    500: '#4a181f',
    950: '#000000',
  },
}

SCSS

$custom: #4a181f;
$custom-light: #80585a;
$custom-dark: #000000;

JSON

{
  "hex": "#4a181f",
  "rgb": {
    "r": 74,
    "g": 24,
    "b": 31
  },
  "hsl": {
    "h": 351.6,
    "s": 51.02,
    "l": 19.216
  },
  "oklch": {
    "l": 0.29006,
    "c": 0.07613,
    "h": 14.8
  },
  "luminance": 0.02208
}

Semantic roles & 50–950 ramp

primary

#4A181F

secondary

#3D8177

accent

#DAC74D

background

#F8F5F5

surface

#EFE9E9

border

#CAC5C5

text

#0B0303

muted

#7C7878

Preview Lab

Preview with #4A181F

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

Preview Lab → · Contrast checker → · Palette generator →