#C5373F#C5373F

#C5373F is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.3% C 0.178 H 22.3°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#C5373F
RGB	rgb(197, 55, 63)
HSL	hsl(357, 56%, 49%)
HSV	hsv(357, 72%, 77%)
CMYK	cmyk(0%, 72.1%, 68%, 22.7%)
CIE-LAB	lab(45.59, 56.14, 29.00)
CIE-LCH	lch(45.59, 63.19, 27.32°)
OKLab	oklab(55.27% 0.1649 0.0677)
OKLCH	oklch(55.27% 0.178 22.3)
XYZ	xyz(25.2921, 14.9653, 6.2585)
Luminance	0.1496 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5373F #37C5BD

analogous

#C53786 #C5373F #C57637

triadic

#C5373F #3FC537 #373FC5

tetradic

#C5373F #86C537 #37C5BD #7637C5

square

#C5373F #86C537 #37C5BD #7637C5

split-complementary

#C5373F #37C576 #3786C5

monochromatic

#651C20 #952A30 #C5373F #D4656B #E19599

Accessibility & contrast

On white

5.26

#C5373F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#C5373F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C5373F

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5373F	#FFFFFF	#000000	##FFFFFF
##C5373F	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F593E

Deuteranopia (green-blind)

#83773B

Tritanopia (blue-blind)

#D8003B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c5373f;
/* rgb */ color: rgb(197, 55, 63);
/* oklch */ color: oklch(55.3% 0.178 22.3);

Tailwind

colors: {
  custom: {
    50: '#df7874',
    500: '#c5373f',
    950: '#000000',
  },
}

SCSS

$custom: #c5373f;
$custom-light: #df7874;
$custom-dark: #000000;

JSON

{
  "hex": "#c5373f",
  "rgb": {
    "r": 197,
    "g": 55,
    "b": 63
  },
  "hsl": {
    "h": 356.62,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55266,
    "c": 0.17829,
    "h": 22.3
  },
  "luminance": 0.14962
}

Semantic roles & 50–950 ramp

primary

#C5373F

secondary

#8BCDC9

accent

#E0D748

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C5373F

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

Preview Lab → · Contrast checker → · Palette generator →