#53181C#53181C

#53181C is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.6% C 0.088 H 20.1°. Best body text is #FFFFFF at 13.86:1 contrast (WCAG AA passes).

Color values

HEX	#53181C
RGB	rgb(83, 24, 28)
HSL	hsl(356, 55%, 21%)
HSV	hsv(356, 71%, 33%)
CMYK	cmyk(0%, 71.1%, 66.3%, 67.5%)
CIE-LAB	lab(18.26, 27.73, 12.45)
CIE-LCH	lch(18.26, 30.39, 24.17°)
OKLab	oklab(30.61% 0.0824 0.0302)
OKLCH	oklch(30.61% 0.088 20.1)
XYZ	xyz(4.1039, 2.5767, 1.3796)
Luminance	0.0258 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#53181C #18534F

analogous

#531839 #53181C #533118

triadic

#53181C #1C5318 #181C53

tetradic

#53181C #395318 #18534F #311853

square

#53181C #395318 #18534F #311853

split-complementary

#53181C #185331 #183953

monochromatic

#180708 #240A0C #53181C #82262C #B2333C

Accessibility & contrast

On white

13.86

#53181C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#53181C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #53181C

13.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##53181C	#FFFFFF	#000000	##FFFFFF
##53181C	1.00	13.86	1.52	13.86
#FFFFFF	13.86	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27251C

Deuteranopia (green-blind)

#36311A

Tritanopia (blue-blind)

#5C0B1A

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #53181c;
/* rgb */ color: rgb(83, 24, 28);
/* oklch */ color: oklch(30.6% 0.088 20.1);

Tailwind

colors: {
  custom: {
    50: '#885957',
    500: '#53181c',
    950: '#000000',
  },
}

SCSS

$custom: #53181c;
$custom-light: #885957;
$custom-dark: #000000;

JSON

{
  "hex": "#53181c",
  "rgb": {
    "r": 83,
    "g": 24,
    "b": 28
  },
  "hsl": {
    "h": 355.932,
    "s": 55.14,
    "l": 20.98
  },
  "oklch": {
    "l": 0.30609,
    "c": 0.08773,
    "h": 20.1
  },
  "luminance": 0.02576
}

Semantic roles & 50–950 ramp

primary

#53181C

secondary

#3D8A85

accent

#DED449

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0403

muted

#7D7978

Preview Lab

Preview with #53181C

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

Preview Lab → · Contrast checker → · Palette generator →