#CA2F37#CA2F37

#CA2F37 is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.3% C 0.191 H 23.7°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#CA2F37
RGB	rgb(202, 47, 55)
HSL	hsl(357, 62%, 49%)
HSV	hsv(357, 77%, 79%)
CMYK	cmyk(0%, 76.7%, 72.8%, 20.8%)
CIE-LAB	lab(45.45, 59.96, 33.81)
CIE-LCH	lch(45.45, 68.83, 29.42°)
OKLab	oklab(55.3% 0.1747 0.0767)
OKLCH	oklch(55.3% 0.191 23.7)
XYZ	xyz(26.0662, 14.8695, 5.1113)
Luminance	0.1487 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA2F37 #2FCAC2

analogous

#CA2F85 #CA2F37 #CA752F

triadic

#CA2F37 #37CA2F #2F37CA

tetradic

#CA2F37 #85CA2F #2FCAC2 #752FCA

square

#CA2F37 #85CA2F #2FCAC2 #752FCA

split-complementary

#CA2F37 #2FCA75 #2F85CA

monochromatic

#67181C #982329 #CA2F37 #D95D63 #E58F93

Accessibility & contrast

On white

5.29

#CA2F37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#CA2F37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA2F37

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA2F37	#FFFFFF	#000000	##FFFFFF
##CA2F37	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5636

Deuteranopia (green-blind)

#857831

Tritanopia (blue-blind)

#DE0034

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #ca2f37;
/* rgb */ color: rgb(202, 47, 55);
/* oklch */ color: oklch(55.3% 0.191 23.7);

Tailwind

colors: {
  custom: {
    50: '#e3756e',
    500: '#ca2f37',
    950: '#000000',
  },
}

SCSS

$custom: #ca2f37;
$custom-light: #e3756e;
$custom-dark: #000000;

JSON

{
  "hex": "#ca2f37",
  "rgb": {
    "r": 202,
    "g": 47,
    "b": 55
  },
  "hsl": {
    "h": 356.903,
    "s": 62.249,
    "l": 48.824
  },
  "oklch": {
    "l": 0.55302,
    "c": 0.19079,
    "h": 23.7
  },
  "luminance": 0.14865
}

Semantic roles & 50–950 ramp

primary

#CA2F37

secondary

#86CFCB

accent

#E5DD42

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170907

muted

#857B7A

Preview Lab

Preview with #CA2F37

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

Preview Lab → · Contrast checker → · Palette generator →