#53181A#53181A

#53181A is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.6% C 0.088 H 22.1°. Best body text is #FFFFFF at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#53181A
RGB	rgb(83, 24, 26)
HSL	hsl(358, 55%, 21%)
HSV	hsv(358, 71%, 33%)
CMYK	cmyk(0%, 71.1%, 68.7%, 67.5%)
CIE-LAB	lab(18.22, 27.58, 13.79)
CIE-LCH	lch(18.22, 30.83, 26.57°)
OKLab	oklab(30.57% 0.0815 0.033)
OKLCH	oklch(30.57% 0.088 22.1)
XYZ	xyz(4.0808, 2.5674, 1.2578)
Luminance	0.0257 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#53181A #185351

analogous

#531837 #53181A #533318

triadic

#53181A #1A5318 #181A53

tetradic

#53181A #375318 #185351 #331853

square

#53181A #375318 #185351 #331853

split-complementary

#53181A #185333 #183753

monochromatic

#180707 #240A0B #53181A #822629 #B23338

Accessibility & contrast

On white

13.88

#53181A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#53181A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #53181A

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##53181A	#FFFFFF	#000000	##FFFFFF
##53181A	1.00	13.88	1.51	13.88
#FFFFFF	13.88	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27251A

Deuteranopia (green-blind)

#363118

Tritanopia (blue-blind)

#5C0B19

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #53181a;
/* rgb */ color: rgb(83, 24, 26);
/* oklch */ color: oklch(30.6% 0.088 22.1);

Tailwind

colors: {
  custom: {
    50: '#885956',
    500: '#53181a',
    950: '#000000',
  },
}

SCSS

$custom: #53181a;
$custom-light: #885956;
$custom-dark: #000000;

JSON

{
  "hex": "#53181a",
  "rgb": {
    "r": 83,
    "g": 24,
    "b": 26
  },
  "hsl": {
    "h": 357.966,
    "s": 55.14,
    "l": 20.98
  },
  "oklch": {
    "l": 0.30565,
    "c": 0.08791,
    "h": 22.1
  },
  "luminance": 0.02567
}

Semantic roles & 50–950 ramp

primary

#53181A

secondary

#3D8A87

accent

#DED949

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #53181A

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

Preview Lab → · Contrast checker → · Palette generator →