#4B1D10#4B1D10

#4B1D10 is a dark, moderate red. Relative luminance 0.024; OKLCH L 29.7% C 0.074 H 36.6°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#4B1D10
RGB	rgb(75, 29, 16)
HSL	hsl(13, 65%, 18%)
HSV	hsv(13, 79%, 29%)
CMYK	cmyk(0%, 61.3%, 78.7%, 70.6%)
CIE-LAB	lab(17.52, 20.84, 19.12)
CIE-LCH	lch(17.52, 28.28, 42.54°)
OKLab	oklab(29.68% 0.0592 0.044)
OKLCH	oklch(29.68% 0.074 36.6)
XYZ	xyz(3.4349, 2.4124, 0.7749)
Luminance	0.0241 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1D10 #103E4B

analogous

#4B1021 #4B1D10 #4B3A10

triadic

#4B1D10 #104B1D #1D104B

tetradic

#4B1D10 #214B10 #103E4B #3A104B

square

#4B1D10 #214B10 #103E4B #3A104B

split-complementary

#4B1D10 #104B3A #10214B

monochromatic

#190A05 #190A05 #4B1D10 #7D311B #B04426

Accessibility & contrast

On white

14.17

#4B1D10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#4B1D10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1D10

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1D10	#FFFFFF	#000000	##FFFFFF
##4B1D10	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29250F

Deuteranopia (green-blind)

#352F0F

Tritanopia (blue-blind)

#53131A

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #4b1d10;
/* rgb */ color: rgb(75, 29, 16);
/* oklch */ color: oklch(29.7% 0.074 36.6);

Tailwind

colors: {
  custom: {
    50: '#825a4e',
    500: '#4b1d10',
    950: '#000000',
  },
}

SCSS

$custom: #4b1d10;
$custom-light: #825a4e;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1d10",
  "rgb": {
    "r": 75,
    "g": 29,
    "b": 16
  },
  "hsl": {
    "h": 13.22,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.29682,
    "c": 0.07372,
    "h": 36.6
  },
  "luminance": 0.02412
}

Semantic roles & 50–950 ramp

primary

#4B1D10

secondary

#327385

accent

#C3E840

background

#F8F5F4

surface

#EFE9E7

border

#CAC5C3

text

#0B0401

muted

#7C7977

Preview Lab

Preview with #4B1D10

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

Preview Lab → · Contrast checker → · Palette generator →