#CA3231#CA3231

#CA3231 is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.5% C 0.189 H 26.2°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#CA3231
RGB	rgb(202, 50, 49)
HSL	hsl(0, 61%, 49%)
HSV	hsv(0, 76%, 79%)
CMYK	cmyk(0%, 75.2%, 75.7%, 20.8%)
CIE-LAB	lab(45.72, 58.76, 37.57)
CIE-LCH	lch(45.72, 69.75, 32.59°)
OKLab	oklab(55.48% 0.1696 0.0835)
OKLCH	oklch(55.48% 0.189 26.2)
XYZ	xyz(26.0552, 15.0636, 4.4408)
Luminance	0.1506 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3231 #31C9CA

analogous

#CA317D #CA3231 #CA7F31

triadic

#CA3231 #31CA32 #3231CA

tetradic

#CA3231 #7DCA31 #31C9CA #7F31CA

square

#CA3231 #7DCA31 #31C9CA #7F31CA

split-complementary

#CA3231 #31CA7F #317DCA

monochromatic

#671A19 #992625 #CA3231 #D86160 #E49291

Accessibility & contrast

On white

5.23

#CA3231 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#CA3231 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3231

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3231	#FFFFFF	#000000	##FFFFFF
##CA3231	1.00	5.23	4.01	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60572F

Deuteranopia (green-blind)

#86782B

Tritanopia (blue-blind)

#DE0034

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #ca3231;
/* rgb */ color: rgb(202, 50, 49);
/* oklch */ color: oklch(55.5% 0.189 26.2);

Tailwind

colors: {
  custom: {
    50: '#e3766a',
    500: '#ca3231',
    950: '#000000',
  },
}

SCSS

$custom: #ca3231;
$custom-light: #e3766a;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3231",
  "rgb": {
    "r": 202,
    "g": 50,
    "b": 49
  },
  "hsl": {
    "h": 0.392,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55476,
    "c": 0.18906,
    "h": 26.2
  },
  "luminance": 0.1506
}

Semantic roles & 50–950 ramp

primary

#CA3231

secondary

#88CFCF

accent

#E3E444

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #CA3231

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

Preview Lab → · Contrast checker → · Palette generator →