#CA3745#CA3745

#CA3745 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.2% C 0.183 H 20.3°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#CA3745
RGB	rgb(202, 55, 69)
HSL	hsl(354, 58%, 50%)
HSV	hsv(354, 73%, 79%)
CMYK	cmyk(0%, 72.8%, 65.8%, 20.8%)
CIE-LAB	lab(46.61, 58.01, 26.87)
CIE-LCH	lch(46.61, 63.93, 24.86°)
OKLab	oklab(56.23% 0.1715 0.0636)
OKLCH	oklch(56.23% 0.183 20.3)
XYZ	xyz(26.8004, 15.7226, 7.2526)
Luminance	0.1572 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3745 #37CABC

analogous

#CA378E #CA3745 #CA7337

triadic

#CA3745 #45CA37 #3745CA

tetradic

#CA3745 #8ECA37 #37CABC #7337CA

square

#CA3745 #8ECA37 #37CABC #7337CA

split-complementary

#CA3745 #37CA73 #378ECA

monochromatic

#6A1C24 #9B2934 #CA3745 #D76772 #E4989F

Accessibility & contrast

On white

5.07

#CA3745 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#CA3745 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3745

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3745	#FFFFFF	#000000	##FFFFFF
##CA3745	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605B44

Deuteranopia (green-blind)

#857A41

Tritanopia (blue-blind)

#DE003D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #ca3745;
/* rgb */ color: rgb(202, 55, 69);
/* oklch */ color: oklch(56.2% 0.183 20.3);

Tailwind

colors: {
  custom: {
    50: '#e27978',
    500: '#ca3745',
    950: '#000000',
  },
}

SCSS

$custom: #ca3745;
$custom-light: #e27978;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3745",
  "rgb": {
    "r": 202,
    "g": 55,
    "b": 69
  },
  "hsl": {
    "h": 354.286,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56226,
    "c": 0.18287,
    "h": 20.3
  },
  "luminance": 0.15719
}

Semantic roles & 50–950 ramp

primary

#CA3745

secondary

#8ECFC9

accent

#E1D346

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A09

muted

#857C7B

Preview Lab

Preview with #CA3745

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

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