#4C130B#4C130B

#4C130B is a dark, moderate red. Relative luminance 0.020; OKLCH L 28.3% C 0.088 H 31.0°. Best body text is #FFFFFF at 14.94:1 contrast (WCAG AA passes).

Color values

HEX	#4C130B
RGB	rgb(76, 19, 11)
HSL	hsl(7, 75%, 17%)
HSV	hsv(7, 86%, 30%)
CMYK	cmyk(0%, 75%, 85.5%, 70.2%)
CIE-LAB	lab(15.63, 26.36, 19.29)
CIE-LCH	lch(15.63, 32.66, 36.19°)
OKLab	oklab(28.27% 0.0751 0.0451)
OKLCH	oklch(28.27% 0.088 31)
XYZ	xyz(3.2741, 2.0269, 0.5354)
Luminance	0.0203 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C130B #0B444C

analogous

#4C0B23 #4C130B #4C340B

triadic

#4C130B #0B4C13 #130B4C

tetradic

#4C130B #234C0B #0B444C #340B4C

square

#4C130B #234C0B #0B444C #340B4C

split-complementary

#4C130B #0B4C34 #0B234C

monochromatic

#1B0704 #1B0704 #4C130B #812013 #B72E1A

Accessibility & contrast

On white

14.94

#4C130B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#4C130B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C130B

14.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C130B	#FFFFFF	#000000	##FFFFFF
##4C130B	1.00	14.94	1.41	14.94
#FFFFFF	14.94	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#231F0A

Deuteranopia (green-blind)

#322C09

Tritanopia (blue-blind)

#540312

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4c130b;
/* rgb */ color: rgb(76, 19, 11);
/* oklch */ color: oklch(28.3% 0.088 31.0);

Tailwind

colors: {
  custom: {
    50: '#84554b',
    500: '#4c130b',
    950: '#000000',
  },
}

SCSS

$custom: #4c130b;
$custom-light: #84554b;
$custom-dark: #000000;

JSON

{
  "hex": "#4c130b",
  "rgb": {
    "r": 76,
    "g": 19,
    "b": 11
  },
  "hsl": {
    "h": 7.385,
    "s": 74.713,
    "l": 17.059
  },
  "oklch": {
    "l": 0.28273,
    "c": 0.0876,
    "h": 31
  },
  "luminance": 0.02026
}

Semantic roles & 50–950 ramp

primary

#4C130B

secondary

#2B7D88

accent

#DAF136

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4C130B

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

Preview Lab → · Contrast checker → · Palette generator →