#540D11#540D11

#540D11 is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.3% C 0.102 H 23.6°. Best body text is #FFFFFF at 14.56:1 contrast (WCAG AA passes).

Color values

HEX	#540D11
RGB	rgb(84, 13, 17)
HSL	hsl(357, 73%, 19%)
HSV	hsv(357, 85%, 33%)
CMYK	cmyk(0%, 84.5%, 79.8%, 67.1%)
CIE-LAB	lab(16.57, 32.09, 17.81)
CIE-LCH	lch(16.57, 36.70, 29.04°)
OKLab	oklab(29.32% 0.0935 0.0409)
OKLCH	oklch(29.32% 0.102 23.6)
XYZ	xyz(3.9017, 2.2137, 0.7521)
Luminance	0.0221 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#540D11 #0D5450

analogous

#540D35 #540D11 #542D0D

triadic

#540D11 #11540D #0D1154

tetradic

#540D11 #35540D #0D5450 #2D0D54

square

#540D11 #35540D #0D5450 #2D0D54

split-complementary

#540D11 #0D542D #0D3554

monochromatic

#1A0405 #1F0506 #540D11 #89151C #BE1D26

Accessibility & contrast

On white

14.56

#540D11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#540D11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #540D11

14.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##540D11	#FFFFFF	#000000	##FFFFFF
##540D11	1.00	14.56	1.44	14.56
#FFFFFF	14.56	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#231F10

Deuteranopia (green-blind)

#342E0E

Tritanopia (blue-blind)

#5D000F

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #540d11;
/* rgb */ color: rgb(84, 13, 17);
/* oklch */ color: oklch(29.3% 0.102 23.6);

Tailwind

colors: {
  custom: {
    50: '#8b534f',
    500: '#540d11',
    950: '#000000',
  },
}

SCSS

$custom: #540d11;
$custom-light: #8b534f;
$custom-dark: #000000;

JSON

{
  "hex": "#540d11",
  "rgb": {
    "r": 84,
    "g": 13,
    "b": 17
  },
  "hsl": {
    "h": 356.62,
    "s": 73.196,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29323,
    "c": 0.10204,
    "h": 23.6
  },
  "luminance": 0.02213
}

Semantic roles & 50–950 ramp

primary

#540D11

secondary

#2E8F89

accent

#F0E638

background

#F9F5F4

surface

#F1E8E7

border

#CBC4C3

text

#0D0301

muted

#7E7877

Preview Lab

Preview with #540D11

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

Preview Lab → · Contrast checker → · Palette generator →