#4B131A#4B131A

#4B131A is a dark, moderate red. Relative luminance 0.020; OKLCH L 28.4% C 0.084 H 17.2°. Best body text is #FFFFFF at 14.92:1 contrast (WCAG AA passes).

Color values

HEX	#4B131A
RGB	rgb(75, 19, 26)
HSL	hsl(353, 60%, 18%)
HSV	hsv(353, 75%, 29%)
CMYK	cmyk(0%, 74.7%, 65.3%, 70.6%)
CIE-LAB	lab(15.68, 26.92, 10.17)
CIE-LCH	lch(15.68, 28.78, 20.69°)
OKLab	oklab(28.36% 0.0805 0.0249)
OKLCH	oklch(28.36% 0.084 17.2)
XYZ	xyz(3.3213, 2.0366, 1.1953)
Luminance	0.0204 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B131A #134B44

analogous

#4B1336 #4B131A #4B2813

triadic

#4B131A #1A4B13 #131A4B

tetradic

#4B131A #364B13 #134B44 #28134B

square

#4B131A #364B13 #134B44 #28134B

split-complementary

#4B131A #134B28 #13364B

monochromatic

#180608 #1A0709 #4B131A #7C1F2B #AD2C3C

Accessibility & contrast

On white

14.92

#4B131A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#4B131A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B131A

14.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B131A	#FFFFFF	#000000	##FFFFFF
##4B131A	1.00	14.92	1.41	14.92
#FFFFFF	14.92	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21201A

Deuteranopia (green-blind)

#302B19

Tritanopia (blue-blind)

#530716

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4b131a;
/* rgb */ color: rgb(75, 19, 26);
/* oklch */ color: oklch(28.4% 0.084 17.2);

Tailwind

colors: {
  custom: {
    50: '#825556',
    500: '#4b131a',
    950: '#000000',
  },
}

SCSS

$custom: #4b131a;
$custom-light: #825556;
$custom-dark: #000000;

JSON

{
  "hex": "#4b131a",
  "rgb": {
    "r": 75,
    "g": 19,
    "b": 26
  },
  "hsl": {
    "h": 352.5,
    "s": 59.574,
    "l": 18.431
  },
  "oklch": {
    "l": 0.28356,
    "c": 0.08427,
    "h": 17.2
  },
  "luminance": 0.02036
}

Semantic roles & 50–950 ramp

primary

#4B131A

secondary

#36847A

accent

#E3CF45

background

#F8F5F5

surface

#EFE9E9

border

#CAC5C5

text

#0B0303

muted

#7C7878

Preview Lab

Preview with #4B131A

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

Preview Lab → · Contrast checker → · Palette generator →