#4B0911#4B0911

#4B0911 is a dark, moderate red. Relative luminance 0.017; OKLCH L 27.1% C 0.096 H 20.6°. Best body text is #FFFFFF at 15.60:1 contrast (WCAG AA passes).

Color values

HEX	#4B0911
RGB	rgb(75, 9, 17)
HSL	hsl(353, 79%, 16%)
HSV	hsv(353, 88%, 29%)
CMYK	cmyk(0%, 88%, 77.3%, 70.6%)
CIE-LAB	lab(14.01, 30.40, 14.13)
CIE-LCH	lch(14.01, 33.52, 24.93°)
OKLab	oklab(27.06% 0.0895 0.0337)
OKLCH	oklch(27.06% 0.096 20.6)
XYZ	xyz(3.1009, 1.7322, 0.7013)
Luminance	0.0173 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B0911 #094B43

analogous

#4B0932 #4B0911 #4B2209

triadic

#4B0911 #114B09 #09114B

tetradic

#4B0911 #324B09 #094B43 #22094B

square

#4B0911 #324B09 #094B43 #22094B

split-complementary

#4B0911 #094B22 #09324B

monochromatic

#1B0306 #1B0306 #4B0911 #82101D #B8162A

Accessibility & contrast

On white

15.60

#4B0911 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#4B0911 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B0911

15.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B0911	#FFFFFF	#000000	##FFFFFF
##4B0911	1.00	15.60	1.35	15.60
#FFFFFF	15.60	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1B11

Deuteranopia (green-blind)

#2E290F

Tritanopia (blue-blind)

#53000D

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #4b0911;
/* rgb */ color: rgb(75, 9, 17);
/* oklch */ color: oklch(27.1% 0.096 20.6);

Tailwind

colors: {
  custom: {
    50: '#83504f',
    500: '#4b0911',
    950: '#000000',
  },
}

SCSS

$custom: #4b0911;
$custom-light: #83504f;
$custom-dark: #000000;

JSON

{
  "hex": "#4b0911",
  "rgb": {
    "r": 75,
    "g": 9,
    "b": 17
  },
  "hsl": {
    "h": 352.727,
    "s": 78.571,
    "l": 16.471
  },
  "oklch": {
    "l": 0.27058,
    "c": 0.09561,
    "h": 20.6
  },
  "luminance": 0.01732
}

Semantic roles & 50–950 ramp

primary

#4B0911

secondary

#28887D

accent

#F5DE33

background

#F8F4F4

surface

#F0E7E7

border

#CBC3C3

text

#0C0201

muted

#7D7877

Preview Lab

Preview with #4B0911

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

Preview Lab → · Contrast checker → · Palette generator →