#CA4B37#CA4B37

#CA4B37 is a mid, vivid red. Relative luminance 0.179; OKLCH L 58.2% C 0.166 H 31.4°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#CA4B37
RGB	rgb(202, 75, 55)
HSL	hsl(8, 58%, 50%)
HSV	hsv(8, 73%, 79%)
CMYK	cmyk(0%, 62.9%, 72.8%, 20.8%)
CIE-LAB	lab(49.34, 49.34, 38.22)
CIE-LCH	lch(49.34, 62.41, 37.76°)
OKLab	oklab(58.21% 0.1413 0.0863)
OKLCH	oklch(58.21% 0.166 31.4)
XYZ	xyz(27.5657, 17.8684, 5.6111)
Luminance	0.1787 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA4B37 #37B6CA

analogous

#CA376D #CA4B37 #CA9437

triadic

#CA4B37 #37CA4B #4B37CA

tetradic

#CA4B37 #6DCA37 #37B6CA #9437CA

square

#CA4B37 #6DCA37 #37B6CA #9437CA

split-complementary

#CA4B37 #37CA94 #376DCA

monochromatic

#6A271C #9B3829 #CA4B37 #D77767 #E4A298

Accessibility & contrast

On white

4.59

#CA4B37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#CA4B37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #CA4B37

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA4B37	#FFFFFF	#000000	##FFFFFF
##CA4B37	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E6434

Deuteranopia (green-blind)

#8E8033

Tritanopia (blue-blind)

#DE2C47

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #ca4b37;
/* rgb */ color: rgb(202, 75, 55);
/* oklch */ color: oklch(58.2% 0.166 31.4);

Tailwind

colors: {
  custom: {
    50: '#e2836f',
    500: '#ca4b37',
    950: '#000000',
  },
}

SCSS

$custom: #ca4b37;
$custom-light: #e2836f;
$custom-dark: #000000;

JSON

{
  "hex": "#ca4b37",
  "rgb": {
    "r": 202,
    "g": 75,
    "b": 55
  },
  "hsl": {
    "h": 8.163,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.58205,
    "c": 0.16555,
    "h": 31.4
  },
  "luminance": 0.17865
}

Semantic roles & 50–950 ramp

primary

#CA4B37

secondary

#8EC6CF

accent

#CCE146

background

#FFF8F6

surface

#FEEFEC

border

#D6CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #CA4B37

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

Preview Lab → · Contrast checker → · Palette generator →