#53180D#53180D

#53180D is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.3% C 0.090 H 32.7°. Best body text is #FFFFFF at 13.96:1 contrast (WCAG AA passes).

Color values

HEX	#53180D
RGB	rgb(83, 24, 13)
HSL	hsl(9, 73%, 19%)
HSV	hsv(9, 84%, 33%)
CMYK	cmyk(0%, 71.1%, 84.3%, 67.5%)
CIE-LAB	lab(18.02, 26.81, 21.64)
CIE-LCH	lch(18.02, 34.46, 38.91°)
OKLab	oklab(30.35% 0.0761 0.0488)
OKLCH	oklch(30.35% 0.09 32.7)
XYZ	xyz(3.9670, 2.5219, 0.6586)
Luminance	0.0252 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#53180D #0D4853

analogous

#530D25 #53180D #533B0D

triadic

#53180D #0D5318 #180D53

tetradic

#53180D #25530D #0D4853 #3B0D53

square

#53180D #25530D #0D4853 #3B0D53

split-complementary

#53180D #0D533B #0D2553

monochromatic

#1A0804 #1E0905 #53180D #882715 #BD371E

Accessibility & contrast

On white

13.96

#53180D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#53180D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #53180D

13.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##53180D	#FFFFFF	#000000	##FFFFFF
##53180D	1.00	13.96	1.50	13.96
#FFFFFF	13.96	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29240B

Deuteranopia (green-blind)

#37310B

Tritanopia (blue-blind)

#5C0816

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #53180d;
/* rgb */ color: rgb(83, 24, 13);
/* oklch */ color: oklch(30.3% 0.090 32.7);

Tailwind

colors: {
  custom: {
    50: '#89584d',
    500: '#53180d',
    950: '#000000',
  },
}

SCSS

$custom: #53180d;
$custom-light: #89584d;
$custom-dark: #000000;

JSON

{
  "hex": "#53180d",
  "rgb": {
    "r": 83,
    "g": 24,
    "b": 13
  },
  "hsl": {
    "h": 9.429,
    "s": 72.917,
    "l": 18.824
  },
  "oklch": {
    "l": 0.30347,
    "c": 0.09039,
    "h": 32.7
  },
  "luminance": 0.02521
}

Semantic roles & 50–950 ramp

primary

#53180D

secondary

#2E7F8E

accent

#D3F038

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0D0301

muted

#7D7877

Preview Lab

Preview with #53180D

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

Preview Lab → · Contrast checker → · Palette generator →