#CA1538#CA1538

#CA1538 is a mid, highly saturated red. Relative luminance 0.134; OKLCH L 53.7% C 0.207 H 19.8°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#CA1538
RGB	rgb(202, 21, 56)
HSL	hsl(348, 81%, 44%)
HSV	hsv(348, 90%, 79%)
CMYK	cmyk(0%, 89.6%, 72.3%, 20.8%)
CIE-LAB	lab(43.33, 66.06, 30.73)
CIE-LCH	lch(43.33, 72.86, 24.95°)
OKLab	oklab(53.74% 0.1944 0.0701)
OKLCH	oklch(53.74% 0.207 19.8)
XYZ	xyz(25.3422, 13.3826, 4.9894)
Luminance	0.1338 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA1538 #15CAA7

analogous

#CA1592 #CA1538 #CA4C15

triadic

#CA1538 #38CA15 #1538CA

tetradic

#CA1538 #92CA15 #15CAA7 #4C15CA

square

#CA1538 #92CA15 #15CAA7 #4C15CA

split-complementary

#CA1538 #15CA4C #1592CA

monochromatic

#5B0919 #930F29 #CA1538 #EA3256 #EF6A84

Accessibility & contrast

On white

5.71

#CA1538 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#CA1538 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA1538

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA1538	#FFFFFF	#000000	##FFFFFF
##CA1538	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544F38

Deuteranopia (green-blind)

#807332

Tritanopia (blue-blind)

#DE0027

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #ca1538;
/* rgb */ color: rgb(202, 21, 56);
/* oklch */ color: oklch(53.7% 0.207 19.8);

Tailwind

colors: {
  custom: {
    50: '#e46d6e',
    500: '#ca1538',
    950: '#000000',
  },
}

SCSS

$custom: #ca1538;
$custom-light: #e46d6e;
$custom-dark: #000000;

JSON

{
  "hex": "#ca1538",
  "rgb": {
    "r": 202,
    "g": 21,
    "b": 56
  },
  "hsl": {
    "h": 348.398,
    "s": 81.166,
    "l": 43.725
  },
  "oklch": {
    "l": 0.53737,
    "c": 0.20669,
    "h": 19.8
  },
  "luminance": 0.13378
}

Semantic roles & 50–950 ramp

primary

#CA1538

secondary

#66D5BF

accent

#F8D130

background

#FFF7F6

surface

#FFEDEB

border

#D7C8C6

text

#180807

muted

#867B7A

Preview Lab

Preview with #CA1538

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

Preview Lab → · Contrast checker → · Palette generator →