#CA375B#CA375B

#CA375B is a mid, vivid red. Relative luminance 0.160; OKLCH L 56.7% C 0.183 H 11.1°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#CA375B
RGB	rgb(202, 55, 91)
HSL	hsl(345, 58%, 50%)
HSV	hsv(345, 73%, 79%)
CMYK	cmyk(0%, 72.8%, 55%, 20.8%)
CIE-LAB	lab(47.04, 59.44, 14.04)
CIE-LCH	lch(47.04, 61.08, 13.29°)
OKLab	oklab(56.68% 0.18 0.0354)
OKLCH	oklch(56.68% 0.183 11.1)
XYZ	xyz(27.6142, 16.0481, 11.5390)
Luminance	0.1604 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA375B #37CAA6

analogous

#CA37A5 #CA375B #CA5C37

triadic

#CA375B #5BCA37 #375BCA

tetradic

#CA375B #A5CA37 #37CAA6 #5C37CA

square

#CA375B #A5CA37 #37CAA6 #5C37CA

split-complementary

#CA375B #37CA5C #37A5CA

monochromatic

#6A1C2F #9B2945 #CA375B #D76783 #E498AA

Accessibility & contrast

On white

4.99

#CA375B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#CA375B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA375B

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA375B	#FFFFFF	#000000	##FFFFFF
##CA375B	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5C5C

Deuteranopia (green-blind)

#837A57

Tritanopia (blue-blind)

#DD0F46

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #ca375b;
/* rgb */ color: rgb(202, 55, 91);
/* oklch */ color: oklch(56.7% 0.183 11.1);

Tailwind

colors: {
  custom: {
    50: '#e17989',
    500: '#ca375b',
    950: '#000000',
  },
}

SCSS

$custom: #ca375b;
$custom-light: #e17989;
$custom-dark: #000000;

JSON

{
  "hex": "#ca375b",
  "rgb": {
    "r": 202,
    "g": 55,
    "b": 91
  },
  "hsl": {
    "h": 345.306,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56684,
    "c": 0.18342,
    "h": 11.1
  },
  "luminance": 0.16044
}

Semantic roles & 50–950 ramp

primary

#CA375B

secondary

#8ECFBF

accent

#E1BB46

background

#FEF7F8

surface

#FDEEEF

border

#D5C9CA

text

#170A0B

muted

#857C7C

Preview Lab

Preview with #CA375B

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

Preview Lab → · Contrast checker → · Palette generator →