#4D171D#4D171D

#4D171D is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.4% C 0.081 H 17.2°. Best body text is #FFFFFF at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#4D171D
RGB	rgb(77, 23, 29)
HSL	hsl(353, 54%, 20%)
HSV	hsv(353, 70%, 30%)
CMYK	cmyk(0%, 70.1%, 62.3%, 69.8%)
CIE-LAB	lab(16.89, 25.97, 9.71)
CIE-LCH	lch(16.89, 27.73, 20.50°)
OKLab	oklab(29.36% 0.0778 0.024)
OKLCH	oklch(29.36% 0.081 17.2)
XYZ	xyz(3.5891, 2.2798, 1.4132)
Luminance	0.0228 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D171D #174D47

analogous

#4D1738 #4D171D #4D2C17

triadic

#4D171D #1D4D17 #171D4D

tetradic

#4D171D #384D17 #174D47 #2C174D

square

#4D171D #384D17 #174D47 #2C174D

split-complementary

#4D171D #174D2C #17384D

monochromatic

#180709 #1E090B #4D171D #7C252F #AB3340

Accessibility & contrast

On white

14.43

#4D171D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#4D171D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D171D

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D171D	#FFFFFF	#000000	##FFFFFF
##4D171D	1.00	14.43	1.46	14.43
#FFFFFF	14.43	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24231D

Deuteranopia (green-blind)

#322E1C

Tritanopia (blue-blind)

#550D19

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #4d171d;
/* rgb */ color: rgb(77, 23, 29);
/* oklch */ color: oklch(29.4% 0.081 17.2);

Tailwind

colors: {
  custom: {
    50: '#835758',
    500: '#4d171d',
    950: '#000000',
  },
}

SCSS

$custom: #4d171d;
$custom-light: #835758;
$custom-dark: #000000;

JSON

{
  "hex": "#4d171d",
  "rgb": {
    "r": 77,
    "g": 23,
    "b": 29
  },
  "hsl": {
    "h": 353.333,
    "s": 54,
    "l": 19.608
  },
  "oklch": {
    "l": 0.29363,
    "c": 0.08141,
    "h": 17.2
  },
  "luminance": 0.02279
}

Semantic roles & 50–950 ramp

primary

#4D171D

secondary

#3C847C

accent

#DDCD4A

background

#F8F5F5

surface

#EFE9E9

border

#CAC5C5

text

#0B0303

muted

#7C7878

Preview Lab

Preview with #4D171D

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

Preview Lab → · Contrast checker → · Palette generator →