#C5372F#C5372F

#C5372F is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.0% C 0.180 H 27.9°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#C5372F
RGB	rgb(197, 55, 47)
HSL	hsl(3, 61%, 48%)
HSV	hsv(3, 76%, 77%)
CMYK	cmyk(0%, 72.1%, 76.1%, 22.7%)
CIE-LAB	lab(45.38, 55.42, 38.05)
CIE-LCH	lch(45.38, 67.22, 34.47°)
OKLab	oklab(55.04% 0.1593 0.0844)
OKLCH	oklch(55.04% 0.18 27.9)
XYZ	xyz(24.9081, 14.8117, 4.2362)
Luminance	0.1481 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5372F #2FBDC5

analogous

#C52F72 #C5372F #C5822F

triadic

#C5372F #2FC537 #372FC5

tetradic

#C5372F #72C52F #2FBDC5 #822FC5

square

#C5372F #72C52F #2FBDC5 #822FC5

split-complementary

#C5372F #2FC582 #2F72C5

monochromatic

#621B17 #942923 #C5372F #D8605A #E3908B

Accessibility & contrast

On white

5.30

#C5372F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#C5372F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C5372F

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5372F	#FFFFFF	#000000	##FFFFFF
##C5372F	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61582D

Deuteranopia (green-blind)

#847729

Tritanopia (blue-blind)

#D90037

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c5372f;
/* rgb */ color: rgb(197, 55, 47);
/* oklch */ color: oklch(55.0% 0.180 27.9);

Tailwind

colors: {
  custom: {
    50: '#df7868',
    500: '#c5372f',
    950: '#000000',
  },
}

SCSS

$custom: #c5372f;
$custom-light: #df7868;
$custom-dark: #000000;

JSON

{
  "hex": "#c5372f",
  "rgb": {
    "r": 197,
    "g": 55,
    "b": 47
  },
  "hsl": {
    "h": 3.2,
    "s": 61.475,
    "l": 47.843
  },
  "oklch": {
    "l": 0.55041,
    "c": 0.18022,
    "h": 27.9
  },
  "luminance": 0.14808
}

Semantic roles & 50–950 ramp

primary

#C5372F

secondary

#82C9CD

accent

#DCE543

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C5372F

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

Preview Lab → · Contrast checker → · Palette generator →