#540D1D#540D1D

#540D1D is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.6% C 0.102 H 13.8°. Best body text is #FFFFFF at 14.46:1 contrast (WCAG AA passes).

Color values

HEX	#540D1D
RGB	rgb(84, 13, 29)
HSL	hsl(346, 73%, 19%)
HSV	hsv(346, 85%, 33%)
CMYK	cmyk(0%, 84.5%, 65.5%, 67.1%)
CIE-LAB	lab(16.81, 32.83, 9.85)
CIE-LCH	lch(16.81, 34.28, 16.70°)
OKLab	oklab(29.57% 0.0988 0.0242)
OKLCH	oklch(29.57% 0.102 13.8)
XYZ	xyz(4.0223, 2.2620, 1.3870)
Luminance	0.0226 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#540D1D #0D5444

analogous

#540D41 #540D1D #54210D

triadic

#540D1D #1D540D #0D1D54

tetradic

#540D1D #41540D #0D5444 #210D54

square

#540D1D #41540D #0D5444 #210D54

split-complementary

#540D1D #0D5421 #0D4154

monochromatic

#1A0409 #1F050B #540D1D #89152F #BE1D42

Accessibility & contrast

On white

14.46

#540D1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#540D1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #540D1D

14.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##540D1D	#FFFFFF	#000000	##FFFFFF
##540D1D	1.00	14.46	1.45	14.46
#FFFFFF	14.46	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21201D

Deuteranopia (green-blind)

#332F1B

Tritanopia (blue-blind)

#5D0014

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #540d1d;
/* rgb */ color: rgb(84, 13, 29);
/* oklch */ color: oklch(29.6% 0.102 13.8);

Tailwind

colors: {
  custom: {
    50: '#895458',
    500: '#540d1d',
    950: '#000000',
  },
}

SCSS

$custom: #540d1d;
$custom-light: #895458;
$custom-dark: #000000;

JSON

{
  "hex": "#540d1d",
  "rgb": {
    "r": 84,
    "g": 13,
    "b": 29
  },
  "hsl": {
    "h": 346.479,
    "s": 73.196,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29572,
    "c": 0.10169,
    "h": 13.8
  },
  "luminance": 0.02261
}

Semantic roles & 50–950 ramp

primary

#540D1D

secondary

#2E8F79

accent

#F0C638

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #540D1D

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

Preview Lab → · Contrast checker → · Palette generator →