#4B1012#4B1012

#4B1012 is a dark, moderate red. Relative luminance 0.019; OKLCH L 27.8% C 0.088 H 23.3°. Best body text is #FFFFFF at 15.20:1 contrast (WCAG AA passes).

Color values

HEX	#4B1012
RGB	rgb(75, 16, 18)
HSL	hsl(358, 65%, 18%)
HSV	hsv(358, 79%, 29%)
CMYK	cmyk(0%, 78.7%, 76%, 70.6%)
CIE-LAB	lab(15.01, 27.72, 14.83)
CIE-LCH	lch(15.01, 31.44, 28.14°)
OKLab	oklab(27.81% 0.0812 0.035)
OKLCH	oklch(27.81% 0.088 23.3)
XYZ	xyz(3.1965, 1.9106, 0.7726)
Luminance	0.0191 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1012 #104B49

analogous

#4B102F #4B1012 #4B2B10

triadic

#4B1012 #124B10 #10124B

tetradic

#4B1012 #2F4B10 #104B49 #2B104B

square

#4B1012 #2F4B10 #104B49 #2B104B

split-complementary

#4B1012 #104B2B #102F4B

monochromatic

#190506 #190506 #4B1012 #7D1B1E #B0262A

Accessibility & contrast

On white

15.20

#4B1012 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#4B1012 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1012

15.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1012	#FFFFFF	#000000	##FFFFFF
##4B1012	1.00	15.20	1.38	15.20
#FFFFFF	15.20	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211E12

Deuteranopia (green-blind)

#2F2A10

Tritanopia (blue-blind)

#530111

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #4b1012;
/* rgb */ color: rgb(75, 16, 18);
/* oklch */ color: oklch(27.8% 0.088 23.3);

Tailwind

colors: {
  custom: {
    50: '#83534f',
    500: '#4b1012',
    950: '#000000',
  },
}

SCSS

$custom: #4b1012;
$custom-light: #83534f;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1012",
  "rgb": {
    "r": 75,
    "g": 16,
    "b": 18
  },
  "hsl": {
    "h": 357.966,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.27805,
    "c": 0.08843,
    "h": 23.3
  },
  "luminance": 0.0191
}

Semantic roles & 50–950 ramp

primary

#4B1012

secondary

#328582

accent

#E8E240

background

#F8F4F4

surface

#F0E7E7

border

#CBC3C3

text

#0B0302

muted

#7C7878

Preview Lab

Preview with #4B1012

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

Preview Lab → · Contrast checker → · Palette generator →