#521918#521918

#521918 is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.5% C 0.086 H 24.6°. Best body text is #FFFFFF at 13.90:1 contrast (WCAG AA passes).

Color values

HEX	#521918
RGB	rgb(82, 25, 24)
HSL	hsl(1, 55%, 21%)
HSV	hsv(1, 71%, 32%)
CMYK	cmyk(0%, 69.5%, 70.7%, 67.8%)
CIE-LAB	lab(18.17, 26.53, 15.07)
CIE-LCH	lch(18.17, 30.51, 29.59°)
OKLab	oklab(30.48% 0.0779 0.0357)
OKLCH	oklch(30.48% 0.086 24.6)
XYZ	xyz(3.9926, 2.5556, 1.1470)
Luminance	0.0255 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#521918 #185152

analogous

#521834 #521918 #523618

triadic

#521918 #185219 #191852

tetradic

#521918 #345218 #185152 #361852

square

#521918 #345218 #185152 #361852

split-complementary

#521918 #185236 #183452

monochromatic

#180707 #230B0A #521918 #812726 #B13634

Accessibility & contrast

On white

13.90

#521918 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#521918 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #521918

13.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##521918	#FFFFFF	#000000	##FFFFFF
##521918	1.00	13.90	1.51	13.90
#FFFFFF	13.90	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282517

Deuteranopia (green-blind)

#363116

Tritanopia (blue-blind)

#5B0C19

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #521918;
/* rgb */ color: rgb(82, 25, 24);
/* oklch */ color: oklch(30.5% 0.086 24.6);

Tailwind

colors: {
  custom: {
    50: '#875954',
    500: '#521918',
    950: '#000000',
  },
}

SCSS

$custom: #521918;
$custom-light: #875954;
$custom-dark: #000000;

JSON

{
  "hex": "#521918",
  "rgb": {
    "r": 82,
    "g": 25,
    "b": 24
  },
  "hsl": {
    "h": 1.034,
    "s": 54.717,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30475,
    "c": 0.08566,
    "h": 24.6
  },
  "luminance": 0.02555
}

Semantic roles & 50–950 ramp

primary

#521918

secondary

#3D8789

accent

#DCDE4A

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0402

muted

#7D7978

Preview Lab

Preview with #521918

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

Preview Lab → · Contrast checker → · Palette generator →