#4D150B#4D150B

#4D150B is a dark, moderate red. Relative luminance 0.021; OKLCH L 28.7% C 0.087 H 32.4°. Best body text is #FFFFFF at 14.71:1 contrast (WCAG AA passes).

Color values

HEX	#4D150B
RGB	rgb(77, 21, 11)
HSL	hsl(9, 75%, 17%)
HSV	hsv(9, 86%, 30%)
CMYK	cmyk(0%, 72.7%, 85.7%, 69.8%)
CIE-LAB	lab(16.20, 25.79, 20.05)
CIE-LCH	lch(16.20, 32.66, 37.87°)
OKLab	oklab(28.74% 0.0732 0.0465)
OKLCH	oklch(28.74% 0.087 32.4)
XYZ	xyz(3.3895, 2.1388, 0.5509)
Luminance	0.0214 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D150B #0B434D

analogous

#4D0B22 #4D150B #4D360B

triadic

#4D150B #0B4D15 #150B4D

tetradic

#4D150B #224D0B #0B434D #360B4D

square

#4D150B #224D0B #0B434D #360B4D

split-complementary

#4D150B #0B4D36 #0B224D

monochromatic

#1B0704 #1B0704 #4D150B #832413 #B8321A

Accessibility & contrast

On white

14.71

#4D150B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#4D150B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D150B

14.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D150B	#FFFFFF	#000000	##FFFFFF
##4D150B	1.00	14.71	1.43	14.71
#FFFFFF	14.71	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252009

Deuteranopia (green-blind)

#332D09

Tritanopia (blue-blind)

#560513

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #4d150b;
/* rgb */ color: rgb(77, 21, 11);
/* oklch */ color: oklch(28.7% 0.087 32.4);

Tailwind

colors: {
  custom: {
    50: '#84564b',
    500: '#4d150b',
    950: '#000000',
  },
}

SCSS

$custom: #4d150b;
$custom-light: #84564b;
$custom-dark: #000000;

JSON

{
  "hex": "#4d150b",
  "rgb": {
    "r": 77,
    "g": 21,
    "b": 11
  },
  "hsl": {
    "h": 9.091,
    "s": 75,
    "l": 17.255
  },
  "oklch": {
    "l": 0.28741,
    "c": 0.08667,
    "h": 32.4
  },
  "luminance": 0.02138
}

Semantic roles & 50–950 ramp

primary

#4D150B

secondary

#2B7B89

accent

#D5F236

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4D150B

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

Preview Lab → · Contrast checker → · Palette generator →