#CA2B2B#CA2B2B

#CA2B2B is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.8% C 0.195 H 26.5°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#CA2B2B
RGB	rgb(202, 43, 43)
HSL	hsl(0, 65%, 48%)
HSV	hsv(0, 79%, 79%)
CMYK	cmyk(0%, 78.7%, 78.7%, 20.8%)
CIE-LAB	lab(44.89, 60.70, 40.05)
CIE-LCH	lch(44.89, 72.72, 33.42°)
OKLab	oklab(54.84% 0.1745 0.0872)
OKLCH	oklch(54.84% 0.195 26.5)
XYZ	xyz(25.6602, 14.4629, 3.7255)
Luminance	0.1446 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA2B2B #2BCACA

analogous

#CA2B7A #CA2B2B #CA7A2B

triadic

#CA2B2B #2BCA2B #2B2BCA

tetradic

#CA2B2B #7ACA2B #2BCACA #7A2BCA

square

#CA2B2B #7ACA2B #2BCACA #7A2BCA

split-complementary

#CA2B2B #2BCA7A #2B7ACA

monochromatic

#651616 #982020 #CA2B2B #DB5757 #E68989

Accessibility & contrast

On white

5.40

#CA2B2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#CA2B2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA2B2B

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA2B2B	#FFFFFF	#000000	##FFFFFF
##CA2B2B	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5429

Deuteranopia (green-blind)

#847624

Tritanopia (blue-blind)

#DF002E

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #ca2b2b;
/* rgb */ color: rgb(202, 43, 43);
/* oklch */ color: oklch(54.8% 0.195 26.5);

Tailwind

colors: {
  custom: {
    50: '#e47365',
    500: '#ca2b2b',
    950: '#000000',
  },
}

SCSS

$custom: #ca2b2b;
$custom-light: #e47365;
$custom-dark: #000000;

JSON

{
  "hex": "#ca2b2b",
  "rgb": {
    "r": 202,
    "g": 43,
    "b": 43
  },
  "hsl": {
    "h": 0,
    "s": 64.898,
    "l": 48.039
  },
  "oklch": {
    "l": 0.54837,
    "c": 0.19504,
    "h": 26.5
  },
  "luminance": 0.14459
}

Semantic roles & 50–950 ramp

primary

#CA2B2B

secondary

#81D0D0

accent

#E8E840

background

#FFF7F6

surface

#FFEDEB

border

#D7C8C6

text

#180906

muted

#867B7A

Preview Lab

Preview with #CA2B2B

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

Preview Lab → · Contrast checker → · Palette generator →