#C53E3B#C53E3B

#C53E3B is a mid, vivid red. Relative luminance 0.156; OKLCH L 55.9% C 0.172 H 25.7°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#C53E3B
RGB	rgb(197, 62, 59)
HSL	hsl(1, 54%, 50%)
HSV	hsv(1, 70%, 77%)
CMYK	cmyk(0%, 68.5%, 70.1%, 22.7%)
CIE-LAB	lab(46.49, 53.29, 32.45)
CIE-LCH	lch(46.49, 62.39, 31.34°)
OKLab	oklab(55.92% 0.1551 0.0747)
OKLCH	oklch(55.92% 0.172 25.7)
XYZ	xyz(25.5408, 15.6351, 5.8098)
Luminance	0.1563 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53E3B #3BC2C5

analogous

#C53B7D #C53E3B #C5833B

triadic

#C53E3B #3BC53E #3E3BC5

tetradic

#C53E3B #7DC53B #3BC2C5 #833BC5

square

#C53E3B #7DC53B #3BC2C5 #833BC5

split-complementary

#C53E3B #3BC583 #3B7DC5

monochromatic

#67201F #962F2C #C53E3B #D36D6A #E19B99

Accessibility & contrast

On white

5.09

#C53E3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#C53E3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53E3B

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53E3B	#FFFFFF	#000000	##FFFFFF
##C53E3B	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645C39

Deuteranopia (green-blind)

#867937

Tritanopia (blue-blind)

#D8153F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c53e3b;
/* rgb */ color: rgb(197, 62, 59);
/* oklch */ color: oklch(55.9% 0.172 25.7);

Tailwind

colors: {
  custom: {
    50: '#de7b71',
    500: '#c53e3b',
    950: '#000000',
  },
}

SCSS

$custom: #c53e3b;
$custom-light: #de7b71;
$custom-dark: #000000;

JSON

{
  "hex": "#c53e3b",
  "rgb": {
    "r": 197,
    "g": 62,
    "b": 59
  },
  "hsl": {
    "h": 1.304,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.55923,
    "c": 0.17212,
    "h": 25.7
  },
  "luminance": 0.15631
}

Semantic roles & 50–950 ramp

primary

#C53E3B

secondary

#8FCBCD

accent

#DADE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C53E3B

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

Preview Lab → · Contrast checker → · Palette generator →