#CA1D18#CA1D18

#CA1D18 is a mid, highly saturated red. Relative luminance 0.135; OKLCH L 53.8% C 0.205 H 28.6°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#CA1D18
RGB	rgb(202, 29, 24)
HSL	hsl(2, 79%, 44%)
HSV	hsv(2, 88%, 79%)
CMYK	cmyk(0%, 85.6%, 88.1%, 20.8%)
CIE-LAB	lab(43.52, 63.68, 48.50)
CIE-LCH	lch(43.52, 80.04, 37.30°)
OKLab	oklab(53.77% 0.1804 0.0984)
OKLCH	oklch(53.77% 0.205 28.6)
XYZ	xyz(24.9646, 13.5055, 2.1564)
Luminance	0.1350 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA1D18 #18C5CA

analogous

#CA186C #CA1D18 #CA7618

triadic

#CA1D18 #18CA1D #1D18CA

tetradic

#CA1D18 #6CCA18 #18C5CA #7618CA

square

#CA1D18 #6CCA18 #18C5CA #7618CA

split-complementary

#CA1D18 #18CA76 #186CCA

monochromatic

#5D0D0B #931512 #CA1D18 #E73D38 #EE726F

Accessibility & contrast

On white

5.68

#CA1D18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#CA1D18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA1D18

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA1D18	#FFFFFF	#000000	##FFFFFF
##CA1D18	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F13

Deuteranopia (green-blind)

#837408

Tritanopia (blue-blind)

#DF001F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #ca1d18;
/* rgb */ color: rgb(202, 29, 24);
/* oklch */ color: oklch(53.8% 0.205 28.6);

Tailwind

colors: {
  custom: {
    50: '#e56e58',
    500: '#ca1d18',
    950: '#000000',
  },
}

SCSS

$custom: #ca1d18;
$custom-light: #e56e58;
$custom-dark: #000000;

JSON

{
  "hex": "#ca1d18",
  "rgb": {
    "r": 202,
    "g": 29,
    "b": 24
  },
  "hsl": {
    "h": 1.685,
    "s": 78.761,
    "l": 44.314
  },
  "oklch": {
    "l": 0.53768,
    "c": 0.20546,
    "h": 28.6
  },
  "luminance": 0.13501
}

Semantic roles & 50–950 ramp

primary

#CA1D18

secondary

#6AD1D4

accent

#F0F533

background

#FFF7F5

surface

#FFEDE9

border

#D7C8C5

text

#180803

muted

#867B78

Preview Lab

Preview with #CA1D18

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

Preview Lab → · Contrast checker → · Palette generator →