#CA3A28#CA3A28

#CA3A28 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.1% C 0.184 H 30.6°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#CA3A28
RGB	rgb(202, 58, 40)
HSL	hsl(7, 67%, 47%)
HSV	hsv(7, 80%, 79%)
CMYK	cmyk(0%, 71.3%, 80.2%, 20.8%)
CIE-LAB	lab(46.63, 55.68, 43.42)
CIE-LCH	lch(46.63, 70.61, 37.95°)
OKLab	oklab(56.13% 0.1581 0.0936)
OKLCH	oklch(56.13% 0.184 30.6)
XYZ	xyz(26.2563, 15.7399, 3.6627)
Luminance	0.1574 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3A28 #28B8CA

analogous

#CA2867 #CA3A28 #CA8B28

triadic

#CA3A28 #28CA3A #3A28CA

tetradic

#CA3A28 #67CA28 #28B8CA #8B28CA

square

#CA3A28 #67CA28 #28B8CA #8B28CA

split-complementary

#CA3A28 #28CA8B #2867CA

monochromatic

#641D14 #972B1E #CA3A28 #DD6252 #E79085

Accessibility & contrast

On white

5.06

#CA3A28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#CA3A28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3A28

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3A28	#FFFFFF	#000000	##FFFFFF
##CA3A28	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655A24

Deuteranopia (green-blind)

#897A21

Tritanopia (blue-blind)

#DF0037

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #ca3a28;
/* rgb */ color: rgb(202, 58, 40);
/* oklch */ color: oklch(56.1% 0.184 30.6);

Tailwind

colors: {
  custom: {
    50: '#e47a64',
    500: '#ca3a28',
    950: '#000000',
  },
}

SCSS

$custom: #ca3a28;
$custom-light: #e47a64;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3a28",
  "rgb": {
    "r": 202,
    "g": 58,
    "b": 40
  },
  "hsl": {
    "h": 6.667,
    "s": 66.942,
    "l": 47.451
  },
  "oklch": {
    "l": 0.56126,
    "c": 0.18375,
    "h": 30.6
  },
  "luminance": 0.15736
}

Semantic roles & 50–950 ramp

primary

#CA3A28

secondary

#7EC7D0

accent

#D7EA3E

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A05

muted

#867C7A

Preview Lab

Preview with #CA3A28

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

Preview Lab → · Contrast checker → · Palette generator →