#4B1118#4B1118

#4B1118 is a dark, moderate red. Relative luminance 0.020; OKLCH L 28.1% C 0.087 H 18.1°. Best body text is #FFFFFF at 15.08:1 contrast (WCAG AA passes).

Color values

HEX	#4B1118
RGB	rgb(75, 17, 24)
HSL	hsl(353, 63%, 18%)
HSV	hsv(353, 77%, 29%)
CMYK	cmyk(0%, 77.3%, 68%, 70.6%)
CIE-LAB	lab(15.29, 27.69, 11.10)
CIE-LCH	lch(15.29, 29.83, 21.85°)
OKLab	oklab(28.05% 0.0825 0.0269)
OKLCH	oklch(28.05% 0.087 18.1)
XYZ	xyz(3.2673, 1.9632, 1.0709)
Luminance	0.0196 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1118 #114B44

analogous

#4B1135 #4B1118 #4B2711

triadic

#4B1118 #184B11 #11184B

tetradic

#4B1118 #354B11 #114B44 #27114B

square

#4B1118 #354B11 #114B44 #27114B

split-complementary

#4B1118 #114B27 #11354B

monochromatic

#190608 #190608 #4B1118 #7D1C28 #AF2838

Accessibility & contrast

On white

15.08

#4B1118 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#4B1118 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1118

15.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1118	#FFFFFF	#000000	##FFFFFF
##4B1118	1.00	15.08	1.39	15.08
#FFFFFF	15.08	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#201F18

Deuteranopia (green-blind)

#2F2B16

Tritanopia (blue-blind)

#530314

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #4b1118;
/* rgb */ color: rgb(75, 17, 24);
/* oklch */ color: oklch(28.1% 0.087 18.1);

Tailwind

colors: {
  custom: {
    50: '#825454',
    500: '#4b1118',
    950: '#000000',
  },
}

SCSS

$custom: #4b1118;
$custom-light: #825454;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1118",
  "rgb": {
    "r": 75,
    "g": 17,
    "b": 24
  },
  "hsl": {
    "h": 352.759,
    "s": 63.043,
    "l": 18.039
  },
  "oklch": {
    "l": 0.28054,
    "c": 0.08682,
    "h": 18.1
  },
  "luminance": 0.01963
}

Semantic roles & 50–950 ramp

primary

#4B1118

secondary

#33847B

accent

#E6D242

background

#F8F4F4

surface

#EFE8E7

border

#CAC4C3

text

#0B0302

muted

#7C7878

Preview Lab

Preview with #4B1118

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

Preview Lab → · Contrast checker → · Palette generator →