#4B1319#4B1319

#4B1319 is a dark, moderate red. Relative luminance 0.020; OKLCH L 28.3% C 0.084 H 18.3°. Best body text is #FFFFFF at 14.93:1 contrast (WCAG AA passes).

Color values

HEX	#4B1319
RGB	rgb(75, 19, 25)
HSL	hsl(354, 60%, 18%)
HSV	hsv(354, 75%, 29%)
CMYK	cmyk(0%, 74.7%, 66.7%, 70.6%)
CIE-LAB	lab(15.66, 26.84, 10.86)
CIE-LCH	lch(15.66, 28.95, 22.02°)
OKLab	oklab(28.33% 0.08 0.0265)
OKLCH	oklch(28.33% 0.084 18.3)
XYZ	xyz(3.3103, 2.0322, 1.1375)
Luminance	0.0203 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1319 #134B45

analogous

#4B1335 #4B1319 #4B2913

triadic

#4B1319 #194B13 #13194B

tetradic

#4B1319 #354B13 #134B45 #29134B

square

#4B1319 #354B13 #134B45 #29134B

split-complementary

#4B1319 #134B29 #13354B

monochromatic

#180608 #1A0709 #4B1319 #7C1F29 #AD2C3A

Accessibility & contrast

On white

14.93

#4B1319 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#4B1319 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1319

14.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1319	#FFFFFF	#000000	##FFFFFF
##4B1319	1.00	14.93	1.41	14.93
#FFFFFF	14.93	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#212019

Deuteranopia (green-blind)

#302B18

Tritanopia (blue-blind)

#530716

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4b1319;
/* rgb */ color: rgb(75, 19, 25);
/* oklch */ color: oklch(28.3% 0.084 18.3);

Tailwind

colors: {
  custom: {
    50: '#825555',
    500: '#4b1319',
    950: '#000000',
  },
}

SCSS

$custom: #4b1319;
$custom-light: #825555;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1319",
  "rgb": {
    "r": 75,
    "g": 19,
    "b": 25
  },
  "hsl": {
    "h": 353.571,
    "s": 59.574,
    "l": 18.431
  },
  "oklch": {
    "l": 0.28332,
    "c": 0.08429,
    "h": 18.3
  },
  "luminance": 0.02032
}

Semantic roles & 50–950 ramp

primary

#4B1319

secondary

#36847B

accent

#E3D245

background

#F8F5F4

surface

#EFE9E7

border

#CAC5C3

text

#0B0303

muted

#7C7878

Preview Lab

Preview with #4B1319

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

Preview Lab → · Contrast checker → · Palette generator →