#540D10#540D10

#540D10 is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.3% C 0.102 H 24.3°. Best body text is #FFFFFF at 14.56:1 contrast (WCAG AA passes).

Color values

HEX	#540D10
RGB	rgb(84, 13, 16)
HSL	hsl(357, 73%, 19%)
HSV	hsv(357, 85%, 33%)
CMYK	cmyk(0%, 84.5%, 81%, 67.1%)
CIE-LAB	lab(16.56, 32.04, 18.36)
CIE-LCH	lch(16.56, 36.93, 29.82°)
OKLab	oklab(29.31% 0.0931 0.0421)
OKLCH	oklch(29.31% 0.102 24.3)
XYZ	xyz(3.8941, 2.2107, 0.7118)
Luminance	0.0221 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#540D10 #0D5451

analogous

#540D34 #540D10 #542E0D

triadic

#540D10 #10540D #0D1054

tetradic

#540D10 #34540D #0D5451 #2E0D54

square

#540D10 #34540D #0D5451 #2E0D54

split-complementary

#540D10 #0D542E #0D3454

monochromatic

#1A0405 #1F0506 #540D10 #89151A #BE1D24

Accessibility & contrast

On white

14.56

#540D10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#540D10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #540D10

14.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##540D10	#FFFFFF	#000000	##FFFFFF
##540D10	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)

#231F0F

Deuteranopia (green-blind)

#342E0D

Tritanopia (blue-blind)

#5D000F

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #540d10;
/* rgb */ color: rgb(84, 13, 16);
/* oklch */ color: oklch(29.3% 0.102 24.3);

Tailwind

colors: {
  custom: {
    50: '#8b534e',
    500: '#540d10',
    950: '#000000',
  },
}

SCSS

$custom: #540d10;
$custom-light: #8b534e;
$custom-dark: #000000;

JSON

{
  "hex": "#540d10",
  "rgb": {
    "r": 84,
    "g": 13,
    "b": 16
  },
  "hsl": {
    "h": 357.465,
    "s": 73.196,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29307,
    "c": 0.10214,
    "h": 24.3
  },
  "luminance": 0.0221
}

Semantic roles & 50–950 ramp

primary

#540D10

secondary

#2E8F8B

accent

#F0E838

background

#F9F5F4

surface

#F1E8E7

border

#CBC4C3

text

#0D0301

muted

#7E7877

Preview Lab

Preview with #540D10

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

Preview Lab → · Contrast checker → · Palette generator →