#4C170C#4C170C

#4C170C is a dark, moderate red. Relative luminance 0.022; OKLCH L 28.8% C 0.083 H 33.5°. Best body text is #FFFFFF at 14.63:1 contrast (WCAG AA passes).

Color values

HEX	#4C170C
RGB	rgb(76, 23, 12)
HSL	hsl(10, 73%, 17%)
HSV	hsv(10, 84%, 30%)
CMYK	cmyk(0%, 69.7%, 84.2%, 70.2%)
CIE-LAB	lab(16.39, 24.40, 19.80)
CIE-LCH	lch(16.39, 31.42, 39.06°)
OKLab	oklab(28.85% 0.0692 0.0458)
OKLCH	oklch(28.85% 0.083 33.5)
XYZ	xyz(3.3536, 2.1763, 0.5912)
Luminance	0.0218 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C170C #0C414C

analogous

#4C0C21 #4C170C #4C370C

triadic

#4C170C #0C4C17 #170C4C

tetradic

#4C170C #214C0C #0C414C #370C4C

square

#4C170C #214C0C #0C414C #370C4C

split-complementary

#4C170C #0C4C37 #0C214C

monochromatic

#1A0804 #1A0804 #4C170C #812714 #B6371D

Accessibility & contrast

On white

14.63

#4C170C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#4C170C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C170C

14.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C170C	#FFFFFF	#000000	##FFFFFF
##4C170C	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)

#26210A

Deuteranopia (green-blind)

#332D0A

Tritanopia (blue-blind)

#540915

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #4c170c;
/* rgb */ color: rgb(76, 23, 12);
/* oklch */ color: oklch(28.8% 0.083 33.5);

Tailwind

colors: {
  custom: {
    50: '#83574c',
    500: '#4c170c',
    950: '#000000',
  },
}

SCSS

$custom: #4c170c;
$custom-light: #83574c;
$custom-dark: #000000;

JSON

{
  "hex": "#4c170c",
  "rgb": {
    "r": 76,
    "g": 23,
    "b": 12
  },
  "hsl": {
    "h": 10.313,
    "s": 72.727,
    "l": 17.255
  },
  "oklch": {
    "l": 0.28847,
    "c": 0.08298,
    "h": 33.5
  },
  "luminance": 0.02176
}

Semantic roles & 50–950 ramp

primary

#4C170C

secondary

#2C7888

accent

#D0EF38

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4C170C

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

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