#CA3A3A#CA3A3A

#CA3A3A is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.3% C 0.181 H 25.1°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#CA3A3A
RGB	rgb(202, 58, 58)
HSL	hsl(0, 58%, 51%)
HSV	hsv(0, 71%, 79%)
CMYK	cmyk(0%, 71.3%, 71.3%, 20.8%)
CIE-LAB	lab(46.83, 56.37, 33.66)
CIE-LCH	lch(46.83, 65.66, 30.84°)
OKLab	oklab(56.34% 0.164 0.077)
OKLCH	oklch(56.34% 0.181 25.1)
XYZ	xyz(26.6369, 15.8922, 5.6671)
Luminance	0.1589 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3A3A #3ACACA

analogous

#CA3A82 #CA3A3A #CA823A

triadic

#CA3A3A #3ACA3A #3A3ACA

tetradic

#CA3A3A #82CA3A #3ACACA #823ACA

square

#CA3A3A #82CA3A #3ACACA #823ACA

split-complementary

#CA3A3A #3ACA82 #3A82CA

monochromatic

#6C1D1D #9D2A2A #CA3A3A #D76A6A #E49A9A

Accessibility & contrast

On white

5.03

#CA3A3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#CA3A3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3A3A

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3A3A	#FFFFFF	#000000	##FFFFFF
##CA3A3A	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B38

Deuteranopia (green-blind)

#877A35

Tritanopia (blue-blind)

#DE003C

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #ca3a3a;
/* rgb */ color: rgb(202, 58, 58);
/* oklch */ color: oklch(56.3% 0.181 25.1);

Tailwind

colors: {
  custom: {
    50: '#e27a70',
    500: '#ca3a3a',
    950: '#000000',
  },
}

SCSS

$custom: #ca3a3a;
$custom-light: #e27a70;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3a3a",
  "rgb": {
    "r": 202,
    "g": 58,
    "b": 58
  },
  "hsl": {
    "h": 0,
    "s": 57.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.5634,
    "c": 0.18113,
    "h": 25.1
  },
  "luminance": 0.15888
}

Semantic roles & 50–950 ramp

primary

#CA3A3A

secondary

#90D0D0

accent

#E1E147

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CA3A3A

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

Preview Lab → · Contrast checker → · Palette generator →