#4C0F18#4C0F18

#4C0F18 is a dark, moderate red. Relative luminance 0.019; OKLCH L 28.0% C 0.090 H 17.2°. Best body text is #FFFFFF at 15.12:1 contrast (WCAG AA passes).

Color values

HEX	#4C0F18
RGB	rgb(76, 15, 24)
HSL	hsl(351, 67%, 18%)
HSV	hsv(351, 80%, 30%)
CMYK	cmyk(0%, 80.3%, 68.4%, 70.2%)
CIE-LAB	lab(15.19, 28.93, 11.01)
CIE-LCH	lch(15.19, 30.96, 20.84°)
OKLab	oklab(28.02% 0.0864 0.0267)
OKLCH	oklch(28.02% 0.09 17.2)
XYZ	xyz(3.3165, 1.9446, 1.0647)
Luminance	0.0194 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C0F18 #0F4C43

analogous

#4C0F36 #4C0F18 #4C250F

triadic

#4C0F18 #184C0F #0F184C

tetradic

#4C0F18 #364C0F #0F4C43 #250F4C

square

#4C0F18 #364C0F #0F4C43 #250F4C

split-complementary

#4C0F18 #0F4C25 #0F364C

monochromatic

#1A0508 #1A0508 #4C0F18 #7F1928 #B22338

Accessibility & contrast

On white

15.12

#4C0F18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#4C0F18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C0F18

15.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C0F18	#FFFFFF	#000000	##FFFFFF
##4C0F18	1.00	15.12	1.39	15.12
#FFFFFF	15.12	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#201E18

Deuteranopia (green-blind)

#2F2B16

Tritanopia (blue-blind)

#540013

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #4c0f18;
/* rgb */ color: rgb(76, 15, 24);
/* oklch */ color: oklch(28.0% 0.090 17.2);

Tailwind

colors: {
  custom: {
    50: '#835354',
    500: '#4c0f18',
    950: '#000000',
  },
}

SCSS

$custom: #4c0f18;
$custom-light: #835354;
$custom-dark: #000000;

JSON

{
  "hex": "#4c0f18",
  "rgb": {
    "r": 76,
    "g": 15,
    "b": 24
  },
  "hsl": {
    "h": 351.148,
    "s": 67.033,
    "l": 17.843
  },
  "oklch": {
    "l": 0.2802,
    "c": 0.09038,
    "h": 17.2
  },
  "luminance": 0.01944
}

Semantic roles & 50–950 ramp

primary

#4C0F18

secondary

#31867A

accent

#EAD13E

background

#F8F4F4

surface

#F0E7E7

border

#CBC3C3

text

#0B0302

muted

#7C7878

Preview Lab

Preview with #4C0F18

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

Preview Lab → · Contrast checker → · Palette generator →