#4C0909#4C0909

#4C0909 is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.1% C 0.098 H 26.7°. Best body text is #FFFFFF at 15.55:1 contrast (WCAG AA passes).

Color values

HEX	#4C0909
RGB	rgb(76, 9, 9)
HSL	hsl(0, 79%, 17%)
HSV	hsv(0, 88%, 30%)
CMYK	cmyk(0%, 88.2%, 88.2%, 70.2%)
CIE-LAB	lab(14.13, 30.36, 18.18)
CIE-LCH	lch(14.13, 35.39, 30.91°)
OKLab	oklab(27.15% 0.0872 0.0439)
OKLCH	oklch(27.15% 0.098 26.7)
XYZ	xyz(3.1279, 1.7521, 0.4319)
Luminance	0.0175 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C0909 #094C4C

analogous

#4C092B #4C0909 #4C2B09

triadic

#4C0909 #094C09 #09094C

tetradic

#4C0909 #2B4C09 #094C4C #2B094C

square

#4C0909 #2B4C09 #094C4C #2B094C

split-complementary

#4C0909 #094C2B #092B4C

monochromatic

#1B0303 #1B0303 #4C0909 #830F0F #B91616

Accessibility & contrast

On white

15.55

#4C0909 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#4C0909 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C0909

15.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C0909	#FFFFFF	#000000	##FFFFFF
##4C0909	1.00	15.55	1.35	15.55
#FFFFFF	15.55	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1B08

Deuteranopia (green-blind)

#2F2906

Tritanopia (blue-blind)

#55000A

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #4c0909;
/* rgb */ color: rgb(76, 9, 9);
/* oklch */ color: oklch(27.1% 0.098 26.7);

Tailwind

colors: {
  custom: {
    50: '#84504a',
    500: '#4c0909',
    950: '#000000',
  },
}

SCSS

$custom: #4c0909;
$custom-light: #84504a;
$custom-dark: #000000;

JSON

{
  "hex": "#4c0909",
  "rgb": {
    "r": 76,
    "g": 9,
    "b": 9
  },
  "hsl": {
    "h": 0,
    "s": 78.824,
    "l": 16.667
  },
  "oklch": {
    "l": 0.27147,
    "c": 0.09757,
    "h": 26.7
  },
  "luminance": 0.01752
}

Semantic roles & 50–950 ramp

primary

#4C0909

secondary

#288989

accent

#F5F533

background

#F8F4F4

surface

#F0E7E7

border

#CBC3C3

text

#0C0201

muted

#7D7877

Preview Lab

Preview with #4C0909

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

Preview Lab → · Contrast checker → · Palette generator →