#4B1308#4B1308

#4B1308 is a dark, moderate red. Relative luminance 0.020; OKLCH L 28.0% C 0.087 H 33.2°. Best body text is #FFFFFF at 15.05:1 contrast (WCAG AA passes).

Color values

HEX	#4B1308
RGB	rgb(75, 19, 8)
HSL	hsl(10, 81%, 16%)
HSV	hsv(10, 89%, 29%)
CMYK	cmyk(0%, 74.7%, 89.3%, 70.6%)
CIE-LAB	lab(15.38, 25.83, 20.16)
CIE-LCH	lch(15.38, 32.77, 37.97°)
OKLab	oklab(28.04% 0.0729 0.0476)
OKLCH	oklch(28.04% 0.087 33.2)
XYZ	xyz(3.1787, 1.9796, 0.4444)
Luminance	0.0198 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1308 #08404B

analogous

#4B081F #4B1308 #4B3508

triadic

#4B1308 #084B13 #13084B

tetradic

#4B1308 #1F4B08 #08404B #35084B

square

#4B1308 #1F4B08 #08404B #35084B

split-complementary

#4B1308 #084B35 #081F4B

monochromatic

#1C0703 #1C0703 #4B1308 #82210E #BA2F14

Accessibility & contrast

On white

15.05

#4B1308 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#4B1308 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1308

15.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1308	#FFFFFF	#000000	##FFFFFF
##4B1308	1.00	15.05	1.40	15.05
#FFFFFF	15.05	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#231F06

Deuteranopia (green-blind)

#312B06

Tritanopia (blue-blind)

#530311

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #4b1308;
/* rgb */ color: rgb(75, 19, 8);
/* oklch */ color: oklch(28.0% 0.087 33.2);

Tailwind

colors: {
  custom: {
    50: '#83544a',
    500: '#4b1308',
    950: '#000000',
  },
}

SCSS

$custom: #4b1308;
$custom-light: #83544a;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1308",
  "rgb": {
    "r": 75,
    "g": 19,
    "b": 8
  },
  "hsl": {
    "h": 9.851,
    "s": 80.723,
    "l": 16.275
  },
  "oklch": {
    "l": 0.28037,
    "c": 0.08704,
    "h": 33.2
  },
  "luminance": 0.01979
}

Semantic roles & 50–950 ramp

primary

#4B1308

secondary

#267989

accent

#D7F731

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4B1308

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

Preview Lab → · Contrast checker → · Palette generator →