#CA3C31#CA3C31

#CA3C31 is a mid, vivid red. Relative luminance 0.160; OKLCH L 56.4% C 0.181 H 28.6°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#CA3C31
RGB	rgb(202, 60, 49)
HSL	hsl(4, 61%, 49%)
HSV	hsv(4, 76%, 79%)
CMYK	cmyk(0%, 70.3%, 75.7%, 20.8%)
CIE-LAB	lab(46.99, 55.25, 38.96)
CIE-LCH	lch(46.99, 67.60, 35.19°)
OKLab	oklab(56.43% 0.1586 0.0865)
OKLCH	oklch(56.43% 0.181 28.6)
XYZ	xyz(26.5304, 16.0140, 4.5992)
Luminance	0.1601 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3C31 #31BFCA

analogous

#CA3173 #CA3C31 #CA8931

triadic

#CA3C31 #31CA3C #3C31CA

tetradic

#CA3C31 #73CA31 #31BFCA #8931CA

square

#CA3C31 #73CA31 #31BFCA #8931CA

split-complementary

#CA3C31 #31CA89 #3173CA

monochromatic

#671F19 #992D25 #CA3C31 #D86860 #E49791

Accessibility & contrast

On white

5.00

#CA3C31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#CA3C31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3C31

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3C31	#FFFFFF	#000000	##FFFFFF
##CA3C31	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655C2E

Deuteranopia (green-blind)

#897B2C

Tritanopia (blue-blind)

#DE013B

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #ca3c31;
/* rgb */ color: rgb(202, 60, 49);
/* oklch */ color: oklch(56.4% 0.181 28.6);

Tailwind

colors: {
  custom: {
    50: '#e37b6a',
    500: '#ca3c31',
    950: '#000000',
  },
}

SCSS

$custom: #ca3c31;
$custom-light: #e37b6a;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3c31",
  "rgb": {
    "r": 202,
    "g": 60,
    "b": 49
  },
  "hsl": {
    "h": 4.314,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.56425,
    "c": 0.18061,
    "h": 28.6
  },
  "luminance": 0.1601
}

Semantic roles & 50–950 ramp

primary

#CA3C31

secondary

#88CACF

accent

#D9E444

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #CA3C31

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

Preview Lab → · Contrast checker → · Palette generator →