#C53D3C#C53D3C

#C53D3C is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.8% C 0.173 H 25.1°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#C53D3C
RGB	rgb(197, 61, 60)
HSL	hsl(0, 54%, 50%)
HSV	hsv(0, 70%, 77%)
CMYK	cmyk(0%, 69%, 69.5%, 22.7%)
CIE-LAB	lab(46.36, 53.73, 31.71)
CIE-LCH	lch(46.36, 62.39, 30.55°)
OKLab	oklab(55.83% 0.1567 0.0733)
OKLCH	oklch(55.83% 0.173 25.1)
XYZ	xyz(25.5131, 15.5378, 5.9298)
Luminance	0.1553 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53D3C #3CC4C5

analogous

#C53C7F #C53D3C #C5813C

triadic

#C53D3C #3CC53D #3D3CC5

tetradic

#C53D3C #7FC53C #3CC4C5 #813CC5

square

#C53D3C #7FC53C #3CC4C5 #813CC5

split-complementary

#C53D3C #3CC581 #3C7FC5

monochromatic

#681F1F #972E2D #C53D3C #D36C6B #E19B9A

Accessibility & contrast

On white

5.11

#C53D3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#C53D3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53D3C

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53D3C	#FFFFFF	#000000	##FFFFFF
##C53D3C	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B3B

Deuteranopia (green-blind)

#857938

Tritanopia (blue-blind)

#D8133E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c53d3c;
/* rgb */ color: rgb(197, 61, 60);
/* oklch */ color: oklch(55.8% 0.173 25.1);

Tailwind

colors: {
  custom: {
    50: '#de7b72',
    500: '#c53d3c',
    950: '#000000',
  },
}

SCSS

$custom: #c53d3c;
$custom-light: #de7b72;
$custom-dark: #000000;

JSON

{
  "hex": "#c53d3c",
  "rgb": {
    "r": 197,
    "g": 61,
    "b": 60
  },
  "hsl": {
    "h": 0.438,
    "s": 54.15,
    "l": 50.392
  },
  "oklch": {
    "l": 0.55831,
    "c": 0.17295,
    "h": 25.1
  },
  "luminance": 0.15534
}

Semantic roles & 50–950 ramp

primary

#C53D3C

secondary

#90CDCD

accent

#DCDE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C53D3C

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

Preview Lab → · Contrast checker → · Palette generator →