#4B1317#4B1317

#4B1317 is a dark, moderate red. Relative luminance 0.020; OKLCH L 28.3% C 0.084 H 20.4°. Best body text is #FFFFFF at 14.95:1 contrast (WCAG AA passes).

Color values

HEX	#4B1317
RGB	rgb(75, 19, 23)
HSL	hsl(356, 60%, 18%)
HSV	hsv(356, 75%, 29%)
CMYK	cmyk(0%, 74.7%, 69.3%, 70.6%)
CIE-LAB	lab(15.61, 26.68, 12.23)
CIE-LCH	lch(15.61, 29.35, 24.63°)
OKLab	oklab(28.29% 0.0791 0.0294)
OKLCH	oklch(28.29% 0.084 20.4)
XYZ	xyz(3.2895, 2.0239, 1.0279)
Luminance	0.0202 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1317 #134B47

analogous

#4B1333 #4B1317 #4B2B13

triadic

#4B1317 #174B13 #13174B

tetradic

#4B1317 #334B13 #134B47 #2B134B

square

#4B1317 #334B13 #134B47 #2B134B

split-complementary

#4B1317 #134B2B #13334B

monochromatic

#180607 #1A0708 #4B1317 #7C1F26 #AD2C35

Accessibility & contrast

On white

14.95

#4B1317 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#4B1317 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1317

14.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1317	#FFFFFF	#000000	##FFFFFF
##4B1317	1.00	14.95	1.40	14.95
#FFFFFF	14.95	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221F17

Deuteranopia (green-blind)

#302B15

Tritanopia (blue-blind)

#530615

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4b1317;
/* rgb */ color: rgb(75, 19, 23);
/* oklch */ color: oklch(28.3% 0.084 20.4);

Tailwind

colors: {
  custom: {
    50: '#825553',
    500: '#4b1317',
    950: '#000000',
  },
}

SCSS

$custom: #4b1317;
$custom-light: #825553;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1317",
  "rgb": {
    "r": 75,
    "g": 19,
    "b": 23
  },
  "hsl": {
    "h": 355.714,
    "s": 59.574,
    "l": 18.431
  },
  "oklch": {
    "l": 0.28285,
    "c": 0.08439,
    "h": 20.4
  },
  "luminance": 0.02023
}

Semantic roles & 50–950 ramp

primary

#4B1317

secondary

#36847E

accent

#E3D745

background

#F8F5F4

surface

#EFE9E7

border

#CAC5C3

text

#0B0302

muted

#7C7878

Preview Lab

Preview with #4B1317

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

Preview Lab → · Contrast checker → · Palette generator →