#4C170D#4C170D

#4C170D is a dark, moderate red. Relative luminance 0.022; OKLCH L 28.9% C 0.083 H 32.7°. Best body text is #FFFFFF at 14.63:1 contrast (WCAG AA passes).

Color values

HEX	#4C170D
RGB	rgb(76, 23, 13)
HSL	hsl(10, 71%, 17%)
HSV	hsv(10, 83%, 30%)
CMYK	cmyk(0%, 69.7%, 82.9%, 70.2%)
CIE-LAB	lab(16.40, 24.45, 19.34)
CIE-LCH	lch(16.40, 31.17, 38.35°)
OKLab	oklab(28.86% 0.0696 0.0447)
OKLCH	oklch(28.86% 0.083 32.7)
XYZ	xyz(3.3599, 2.1788, 0.6243)
Luminance	0.0218 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C170D #0D424C

analogous

#4C0D22 #4C170D #4C370D

triadic

#4C170D #0D4C17 #170D4C

tetradic

#4C170D #224C0D #0D424C #370D4C

square

#4C170D #224C0D #0D424C #370D4C

split-complementary

#4C170D #0D4C37 #0D224C

monochromatic

#1A0804 #1A0804 #4C170D #802716 #B5371F

Accessibility & contrast

On white

14.63

#4C170D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#4C170D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C170D

14.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C170D	#FFFFFF	#000000	##FFFFFF
##4C170D	1.00	14.63	1.44	14.63
#FFFFFF	14.63	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26210C

Deuteranopia (green-blind)

#332D0B

Tritanopia (blue-blind)

#540A15

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #4c170d;
/* rgb */ color: rgb(76, 23, 13);
/* oklch */ color: oklch(28.9% 0.083 32.7);

Tailwind

colors: {
  custom: {
    50: '#83574c',
    500: '#4c170d',
    950: '#000000',
  },
}

SCSS

$custom: #4c170d;
$custom-light: #83574c;
$custom-dark: #000000;

JSON

{
  "hex": "#4c170d",
  "rgb": {
    "r": 76,
    "g": 23,
    "b": 13
  },
  "hsl": {
    "h": 9.524,
    "s": 70.787,
    "l": 17.451
  },
  "oklch": {
    "l": 0.28861,
    "c": 0.08272,
    "h": 32.7
  },
  "luminance": 0.02178
}

Semantic roles & 50–950 ramp

primary

#4C170D

secondary

#2E7987

accent

#D1EE3A

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4C170D

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

Preview Lab → · Contrast checker → · Palette generator →