#CA373C#CA373C

#CA373C is a mid, vivid red. Relative luminance 0.156; OKLCH L 56.1% C 0.184 H 23.7°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#CA373C
RGB	rgb(202, 55, 60)
HSL	hsl(358, 58%, 50%)
HSV	hsv(358, 73%, 79%)
CMYK	cmyk(0%, 72.8%, 70.3%, 20.8%)
CIE-LAB	lab(46.47, 57.54, 32.06)
CIE-LCH	lch(46.47, 65.87, 29.13°)
OKLab	oklab(56.08% 0.1681 0.0738)
OKLCH	oklch(56.08% 0.184 23.7)
XYZ	xyz(26.5419, 15.6192, 5.8913)
Luminance	0.1562 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA373C #37CAC5

analogous

#CA3786 #CA373C #CA7B37

triadic

#CA373C #3CCA37 #373CCA

tetradic

#CA373C #86CA37 #37CAC5 #7B37CA

square

#CA373C #86CA37 #37CAC5 #7B37CA

split-complementary

#CA373C #37CA7B #3786CA

monochromatic

#6A1C1F #9B292D #CA373C #D7676B #E4989A

Accessibility & contrast

On white

5.09

#CA373C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#CA373C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA373C

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA373C	#FFFFFF	#000000	##FFFFFF
##CA373C	1.00	5.09	4.12	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A3B

Deuteranopia (green-blind)

#867A37

Tritanopia (blue-blind)

#DE003A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #ca373c;
/* rgb */ color: rgb(202, 55, 60);
/* oklch */ color: oklch(56.1% 0.184 23.7);

Tailwind

colors: {
  custom: {
    50: '#e27972',
    500: '#ca373c',
    950: '#000000',
  },
}

SCSS

$custom: #ca373c;
$custom-light: #e27972;
$custom-dark: #000000;

JSON

{
  "hex": "#ca373c",
  "rgb": {
    "r": 202,
    "g": 55,
    "b": 60
  },
  "hsl": {
    "h": 357.959,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56079,
    "c": 0.18359,
    "h": 23.7
  },
  "luminance": 0.15615
}

Semantic roles & 50–950 ramp

primary

#CA373C

secondary

#8ECFCD

accent

#E1DC46

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CA373C

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

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