#4B1508#4B1508

#4B1508 is a dark, moderate red. Relative luminance 0.021; OKLCH L 28.3% C 0.085 H 34.7°. Best body text is #FFFFFF at 14.89:1 contrast (WCAG AA passes).

Color values

HEX	#4B1508
RGB	rgb(75, 21, 8)
HSL	hsl(12, 81%, 16%)
HSV	hsv(12, 89%, 29%)
CMYK	cmyk(0%, 72%, 89.3%, 70.6%)
CIE-LAB	lab(15.75, 24.84, 20.63)
CIE-LCH	lch(15.75, 32.29, 39.71°)
OKLab	oklab(28.31% 0.0698 0.0484)
OKLCH	oklch(28.31% 0.085 34.7)
XYZ	xyz(3.2140, 2.0502, 0.4562)
Luminance	0.0205 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1508 #083E4B

analogous

#4B081D #4B1508 #4B3708

triadic

#4B1508 #084B15 #15084B

tetradic

#4B1508 #1D4B08 #083E4B #37084B

square

#4B1508 #1D4B08 #083E4B #37084B

split-complementary

#4B1508 #084B37 #081D4B

monochromatic

#1C0803 #1C0803 #4B1508 #82240E #BA3414

Accessibility & contrast

On white

14.89

#4B1508 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#4B1508 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1508

14.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1508	#FFFFFF	#000000	##FFFFFF
##4B1508	1.00	14.89	1.41	14.89
#FFFFFF	14.89	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252006

Deuteranopia (green-blind)

#322C06

Tritanopia (blue-blind)

#530612

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4b1508;
/* rgb */ color: rgb(75, 21, 8);
/* oklch */ color: oklch(28.3% 0.085 34.7);

Tailwind

colors: {
  custom: {
    50: '#83554a',
    500: '#4b1508',
    950: '#000000',
  },
}

SCSS

$custom: #4b1508;
$custom-light: #83554a;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1508",
  "rgb": {
    "r": 75,
    "g": 21,
    "b": 8
  },
  "hsl": {
    "h": 11.642,
    "s": 80.723,
    "l": 16.275
  },
  "oklch": {
    "l": 0.28314,
    "c": 0.08492,
    "h": 34.7
  },
  "luminance": 0.0205
}

Semantic roles & 50–950 ramp

primary

#4B1508

secondary

#267689

accent

#D1F731

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4B1508

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

Preview Lab → · Contrast checker → · Palette generator →