#4B1111#4B1111

#4B1111 is a dark, moderate red. Relative luminance 0.019; OKLCH L 27.9% C 0.087 H 24.8°. Best body text is #FFFFFF at 15.14:1 contrast (WCAG AA passes).

Color values

HEX	#4B1111
RGB	rgb(75, 17, 17)
HSL	hsl(0, 63%, 18%)
HSV	hsv(0, 77%, 29%)
CMYK	cmyk(0%, 77.3%, 77.3%, 70.6%)
CIE-LAB	lab(15.16, 27.21, 15.61)
CIE-LCH	lch(15.16, 31.37, 29.84°)
OKLab	oklab(27.91% 0.0794 0.0367)
OKLCH	oklch(27.91% 0.087 24.8)
XYZ	xyz(3.2036, 1.9377, 0.7355)
Luminance	0.0194 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1111 #114B4B

analogous

#4B112E #4B1111 #4B2E11

triadic

#4B1111 #114B11 #11114B

tetradic

#4B1111 #2E4B11 #114B4B #2E114B

square

#4B1111 #2E4B11 #114B4B #2E114B

split-complementary

#4B1111 #114B2E #112E4B

monochromatic

#190606 #190606 #4B1111 #7D1C1C #AF2828

Accessibility & contrast

On white

15.14

#4B1111 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#4B1111 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1111

15.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1111	#FFFFFF	#000000	##FFFFFF
##4B1111	1.00	15.14	1.39	15.14
#FFFFFF	15.14	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211E10

Deuteranopia (green-blind)

#302B0F

Tritanopia (blue-blind)

#530212

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #4b1111;
/* rgb */ color: rgb(75, 17, 17);
/* oklch */ color: oklch(27.9% 0.087 24.8);

Tailwind

colors: {
  custom: {
    50: '#83534f',
    500: '#4b1111',
    950: '#000000',
  },
}

SCSS

$custom: #4b1111;
$custom-light: #83534f;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1111",
  "rgb": {
    "r": 75,
    "g": 17,
    "b": 17
  },
  "hsl": {
    "h": 0,
    "s": 63.043,
    "l": 18.039
  },
  "oklch": {
    "l": 0.27909,
    "c": 0.08744,
    "h": 24.8
  },
  "luminance": 0.01937
}

Semantic roles & 50–950 ramp

primary

#4B1111

secondary

#338484

accent

#E6E642

background

#F8F4F4

surface

#F0E8E7

border

#CBC4C3

text

#0B0301

muted

#7C7877

Preview Lab

Preview with #4B1111

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

Preview Lab → · Contrast checker → · Palette generator →