#540F19#540F19

#540F19 is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.7% C 0.100 H 18.1°. Best body text is #FFFFFF at 14.39:1 contrast (WCAG AA passes).

Color values

HEX	#540F19
RGB	rgb(84, 15, 25)
HSL	hsl(351, 70%, 19%)
HSV	hsv(351, 82%, 33%)
CMYK	cmyk(0%, 82.1%, 70.2%, 67.1%)
CIE-LAB	lab(16.98, 31.82, 12.95)
CIE-LCH	lch(16.98, 34.35, 22.14°)
OKLab	oklab(29.67% 0.0946 0.031)
OKLCH	oklch(29.67% 0.1 18.1)
XYZ	xyz(4.0029, 2.2973, 1.1522)
Luminance	0.0230 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#540F19 #0F544A

analogous

#540F3C #540F19 #54280F

triadic

#540F19 #19540F #0F1954

tetradic

#540F19 #3C540F #0F544A #280F54

square

#540F19 #3C540F #0F544A #280F54

split-complementary

#540F19 #0F5428 #0F3C54

monochromatic

#1A0508 #20060A #540F19 #881828 #BC2238

Accessibility & contrast

On white

14.39

#540F19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#540F19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #540F19

14.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##540F19	#FFFFFF	#000000	##FFFFFF
##540F19	1.00	14.39	1.46	14.39
#FFFFFF	14.39	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232119

Deuteranopia (green-blind)

#342F17

Tritanopia (blue-blind)

#5D0013

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #540f19;
/* rgb */ color: rgb(84, 15, 25);
/* oklch */ color: oklch(29.7% 0.100 18.1);

Tailwind

colors: {
  custom: {
    50: '#8a5455',
    500: '#540f19',
    950: '#000000',
  },
}

SCSS

$custom: #540f19;
$custom-light: #8a5455;
$custom-dark: #000000;

JSON

{
  "hex": "#540f19",
  "rgb": {
    "r": 84,
    "g": 15,
    "b": 25
  },
  "hsl": {
    "h": 351.304,
    "s": 69.697,
    "l": 19.412
  },
  "oklch": {
    "l": 0.29669,
    "c": 0.09956,
    "h": 18.1
  },
  "luminance": 0.02297
}

Semantic roles & 50–950 ramp

primary

#540F19

secondary

#318E80

accent

#EDD33B

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0D0303

muted

#7D7878

Preview Lab

Preview with #540F19

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

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