#CA453F#CA453F

#CA453F is a mid, vivid red. Relative luminance 0.172; OKLCH L 57.6% C 0.170 H 26.5°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#CA453F
RGB	rgb(202, 69, 63)
HSL	hsl(3, 57%, 52%)
HSV	hsv(3, 69%, 79%)
CMYK	cmyk(0%, 65.8%, 68.8%, 20.8%)
CIE-LAB	lab(48.48, 52.31, 32.71)
CIE-LCH	lch(48.48, 61.69, 32.02°)
OKLab	oklab(57.6% 0.1522 0.0757)
OKLCH	oklch(57.6% 0.17 26.5)
XYZ	xyz(27.3853, 17.1756, 6.5749)
Luminance	0.1717 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA453F #3FC4CA

analogous

#CA3F7F #CA453F #CA8B3F

triadic

#CA453F #3FCA45 #453FCA

tetradic

#CA453F #7FCA3F #3FC4CA #8B3FCA

square

#CA453F #7FCA3F #3FC4CA #8B3FCA

split-complementary

#CA453F #3FCA8B #3F7FCA

monochromatic

#70221F #A0312C #CA453F #D7736F #E4A29F

Accessibility & contrast

On white

4.74

#CA453F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#CA453F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA453F

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA453F	#FFFFFF	#000000	##FFFFFF
##CA453F	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69613D

Deuteranopia (green-blind)

#8B7E3B

Tritanopia (blue-blind)

#DE2345

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #ca453f;
/* rgb */ color: rgb(202, 69, 63);
/* oklch */ color: oklch(57.6% 0.170 26.5);

Tailwind

colors: {
  custom: {
    50: '#e28074',
    500: '#ca453f',
    950: '#000000',
  },
}

SCSS

$custom: #ca453f;
$custom-light: #e28074;
$custom-dark: #000000;

JSON

{
  "hex": "#ca453f",
  "rgb": {
    "r": 202,
    "g": 69,
    "b": 63
  },
  "hsl": {
    "h": 2.59,
    "s": 56.735,
    "l": 51.961
  },
  "oklch": {
    "l": 0.57595,
    "c": 0.16998,
    "h": 26.5
  },
  "luminance": 0.17172
}

Semantic roles & 50–950 ramp

primary

#CA453F

secondary

#94CED1

accent

#D9E048

background

#FEF8F7

surface

#FDEFED

border

#D5CAC8

text

#170B08

muted

#857C7B

Preview Lab

Preview with #CA453F

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

Preview Lab → · Contrast checker → · Palette generator →