#53101B#53101B

#53101B is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.6% C 0.097 H 16.5°. Best body text is #FFFFFF at 14.41:1 contrast (WCAG AA passes).

Color values

HEX	#53101B
RGB	rgb(83, 16, 27)
HSL	hsl(350, 68%, 19%)
HSV	hsv(350, 81%, 33%)
CMYK	cmyk(0%, 80.7%, 67.5%, 67.5%)
CIE-LAB	lab(16.94, 31.23, 11.43)
CIE-LCH	lch(16.94, 33.25, 20.10°)
OKLab	oklab(29.62% 0.0933 0.0277)
OKLCH	oklch(29.62% 0.097 16.5)
XYZ	xyz(3.9508, 2.2893, 1.2705)
Luminance	0.0229 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#53101B #105348

analogous

#53103D #53101B #532710

triadic

#53101B #1B5310 #101B53

tetradic

#53101B #3D5310 #105348 #271053

square

#53101B #3D5310 #105348 #271053

split-complementary

#53101B #105327 #103D53

monochromatic

#1A0508 #20060A #53101B #861A2C #BA243C

Accessibility & contrast

On white

14.41

#53101B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#53101B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #53101B

14.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##53101B	#FFFFFF	#000000	##FFFFFF
##53101B	1.00	14.41	1.46	14.41
#FFFFFF	14.41	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22211B

Deuteranopia (green-blind)

#342F19

Tritanopia (blue-blind)

#5C0015

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #53101b;
/* rgb */ color: rgb(83, 16, 27);
/* oklch */ color: oklch(29.6% 0.097 16.5);

Tailwind

colors: {
  custom: {
    50: '#895557',
    500: '#53101b',
    950: '#000000',
  },
}

SCSS

$custom: #53101b;
$custom-light: #895557;
$custom-dark: #000000;

JSON

{
  "hex": "#53101b",
  "rgb": {
    "r": 83,
    "g": 16,
    "b": 27
  },
  "hsl": {
    "h": 350.149,
    "s": 67.677,
    "l": 19.412
  },
  "oklch": {
    "l": 0.29615,
    "c": 0.09736,
    "h": 16.5
  },
  "luminance": 0.02289
}

Semantic roles & 50–950 ramp

primary

#53101B

secondary

#328D7E

accent

#EBCE3D

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #53101B

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

Preview Lab → · Contrast checker → · Palette generator →