#540D17#540D17

#540D17 is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.4% C 0.102 H 19.0°. Best body text is #FFFFFF at 14.51:1 contrast (WCAG AA passes).

Color values

HEX	#540D17
RGB	rgb(84, 13, 23)
HSL	hsl(352, 73%, 19%)
HSV	hsv(352, 85%, 33%)
CMYK	cmyk(0%, 84.5%, 72.6%, 67.1%)
CIE-LAB	lab(16.68, 32.42, 13.99)
CIE-LCH	lch(16.68, 35.31, 23.34°)
OKLab	oklab(29.43% 0.0961 0.0331)
OKLCH	oklch(29.43% 0.102 19)
XYZ	xyz(3.9552, 2.2351, 1.0336)
Luminance	0.0223 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#540D17 #0D544A

analogous

#540D3B #540D17 #54270D

triadic

#540D17 #17540D #0D1754

tetradic

#540D17 #3B540D #0D544A #270D54

square

#540D17 #3B540D #0D544A #270D54

split-complementary

#540D17 #0D5427 #0D3B54

monochromatic

#1A0407 #1F0508 #540D17 #891526 #BE1D34

Accessibility & contrast

On white

14.51

#540D17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#540D17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #540D17

14.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##540D17	#FFFFFF	#000000	##FFFFFF
##540D17	1.00	14.51	1.45	14.51
#FFFFFF	14.51	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222017

Deuteranopia (green-blind)

#342F15

Tritanopia (blue-blind)

#5D0011

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #540d17;
/* rgb */ color: rgb(84, 13, 23);
/* oklch */ color: oklch(29.4% 0.102 19.0);

Tailwind

colors: {
  custom: {
    50: '#8a5353',
    500: '#540d17',
    950: '#000000',
  },
}

SCSS

$custom: #540d17;
$custom-light: #8a5353;
$custom-dark: #000000;

JSON

{
  "hex": "#540d17",
  "rgb": {
    "r": 84,
    "g": 13,
    "b": 23
  },
  "hsl": {
    "h": 351.549,
    "s": 73.196,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29434,
    "c": 0.10159,
    "h": 19
  },
  "luminance": 0.02235
}

Semantic roles & 50–950 ramp

primary

#540D17

secondary

#2E8F81

accent

#F0D638

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #540D17

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

Preview Lab → · Contrast checker → · Palette generator →