#4C090A#4C090A

#4C090A is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.2% C 0.097 H 26.0°. Best body text is #FFFFFF at 15.55:1 contrast (WCAG AA passes).

Color values

HEX	#4C090A
RGB	rgb(76, 9, 10)
HSL	hsl(359, 79%, 17%)
HSV	hsv(359, 88%, 30%)
CMYK	cmyk(0%, 88.2%, 86.8%, 70.2%)
CIE-LAB	lab(14.14, 30.40, 17.79)
CIE-LCH	lch(14.14, 35.23, 30.34°)
OKLab	oklab(27.16% 0.0875 0.0428)
OKLCH	oklch(27.16% 0.097 26)
XYZ	xyz(3.1333, 1.7543, 0.4607)
Luminance	0.0175 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C090A #094C4B

analogous

#4C092C #4C090A #4C2A09

triadic

#4C090A #0A4C09 #090A4C

tetradic

#4C090A #2C4C09 #094C4B #2A094C

square

#4C090A #2C4C09 #094C4B #2A094C

split-complementary

#4C090A #094C2A #092C4C

monochromatic

#1B0304 #1B0304 #4C090A #830F11 #B91618

Accessibility & contrast

On white

15.55

#4C090A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#4C090A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C090A

15.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C090A	#FFFFFF	#000000	##FFFFFF
##4C090A	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)

#1E1B09

Deuteranopia (green-blind)

#2F2907

Tritanopia (blue-blind)

#55000A

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #4c090a;
/* rgb */ color: rgb(76, 9, 10);
/* oklch */ color: oklch(27.2% 0.097 26.0);

Tailwind

colors: {
  custom: {
    50: '#84504b',
    500: '#4c090a',
    950: '#000000',
  },
}

SCSS

$custom: #4c090a;
$custom-light: #84504b;
$custom-dark: #000000;

JSON

{
  "hex": "#4c090a",
  "rgb": {
    "r": 76,
    "g": 9,
    "b": 10
  },
  "hsl": {
    "h": 359.104,
    "s": 78.824,
    "l": 16.667
  },
  "oklch": {
    "l": 0.2716,
    "c": 0.09744,
    "h": 26
  },
  "luminance": 0.01754
}

Semantic roles & 50–950 ramp

primary

#4C090A

secondary

#288988

accent

#F5F233

background

#F8F4F4

surface

#F0E7E7

border

#CBC3C3

text

#0C0201

muted

#7D7877

Preview Lab

Preview with #4C090A

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

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