#540F17#540F17

#540F17 is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.6% C 0.100 H 19.8°. Best body text is #FFFFFF at 14.41:1 contrast (WCAG AA passes).

Color values

HEX	#540F17
RGB	rgb(84, 15, 23)
HSL	hsl(353, 70%, 19%)
HSV	hsv(353, 82%, 33%)
CMYK	cmyk(0%, 82.1%, 72.6%, 67.1%)
CIE-LAB	lab(16.94, 31.69, 14.32)
CIE-LCH	lch(16.94, 34.78, 24.31°)
OKLab	oklab(29.63% 0.0937 0.0338)
OKLCH	oklch(29.63% 0.1 19.8)
XYZ	xyz(3.9821, 2.2889, 1.0426)
Luminance	0.0229 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#540F17 #0F544C

analogous

#540F3A #540F17 #54290F

triadic

#540F17 #17540F #0F1754

tetradic

#540F17 #3A540F #0F544C #290F54

square

#540F17 #3A540F #0F544C #290F54

split-complementary

#540F17 #0F5429 #0F3A54

monochromatic

#1A0507 #200609 #540F17 #881825 #BC2233

Accessibility & contrast

On white

14.41

#540F17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#540F17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #540F17

14.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##540F17	#FFFFFF	#000000	##FFFFFF
##540F17	1.00	14.41	1.46	14.41
#FFFFFF	14.41	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232017

Deuteranopia (green-blind)

#342F15

Tritanopia (blue-blind)

#5D0013

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #540f17;
/* rgb */ color: rgb(84, 15, 23);
/* oklch */ color: oklch(29.6% 0.100 19.8);

Tailwind

colors: {
  custom: {
    50: '#8a5453',
    500: '#540f17',
    950: '#000000',
  },
}

SCSS

$custom: #540f17;
$custom-light: #8a5453;
$custom-dark: #000000;

JSON

{
  "hex": "#540f17",
  "rgb": {
    "r": 84,
    "g": 15,
    "b": 23
  },
  "hsl": {
    "h": 353.043,
    "s": 69.697,
    "l": 19.412
  },
  "oklch": {
    "l": 0.29627,
    "c": 0.09963,
    "h": 19.8
  },
  "luminance": 0.02288
}

Semantic roles & 50–950 ramp

primary

#540F17

secondary

#318E83

accent

#EDD83B

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #540F17

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

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