#C4373D#C4373D

#C4373D is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.1% C 0.177 H 23.0°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#C4373D
RGB	rgb(196, 55, 61)
HSL	hsl(357, 56%, 49%)
HSV	hsv(357, 72%, 77%)
CMYK	cmyk(0%, 71.9%, 68.9%, 23.1%)
CIE-LAB	lab(45.37, 55.73, 29.89)
CIE-LCH	lch(45.37, 63.23, 28.20°)
OKLab	oklab(55.06% 0.1633 0.0695)
OKLCH	oklch(55.06% 0.177 23)
XYZ	xyz(24.9762, 14.8088, 5.9572)
Luminance	0.1480 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4373D #37C4BE

analogous

#C43784 #C4373D #C47837

triadic

#C4373D #3DC437 #373DC4

tetradic

#C4373D #84C437 #37C4BE #7837C4

square

#C4373D #84C437 #37C4BE #7837C4

split-complementary

#C4373D #37C478 #3784C4

monochromatic

#641C1F #942A2E #C4373D #D46569 #E19498

Accessibility & contrast

On white

5.30

#C4373D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#C4373D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C4373D

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4373D	#FFFFFF	#000000	##FFFFFF
##C4373D	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)

#5F583C

Deuteranopia (green-blind)

#827639

Tritanopia (blue-blind)

#D7003B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c4373d;
/* rgb */ color: rgb(196, 55, 61);
/* oklch */ color: oklch(55.1% 0.177 23.0);

Tailwind

colors: {
  custom: {
    50: '#de7872',
    500: '#c4373d',
    950: '#000000',
  },
}

SCSS

$custom: #c4373d;
$custom-light: #de7872;
$custom-dark: #000000;

JSON

{
  "hex": "#c4373d",
  "rgb": {
    "r": 196,
    "g": 55,
    "b": 61
  },
  "hsl": {
    "h": 357.447,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55062,
    "c": 0.17746,
    "h": 23
  },
  "luminance": 0.14805
}

Semantic roles & 50–950 ramp

primary

#C4373D

secondary

#8BCCC9

accent

#DFD948

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C4373D

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

Preview Lab → · Contrast checker → · Palette generator →