#CA3839#CA3839

#CA3839 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.1% C 0.183 H 25.0°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#CA3839
RGB	rgb(202, 56, 57)
HSL	hsl(360, 58%, 51%)
HSV	hsv(360, 72%, 79%)
CMYK	cmyk(0%, 72.3%, 71.8%, 20.8%)
CIE-LAB	lab(46.56, 57.05, 33.92)
CIE-LCH	lch(46.56, 66.37, 30.73°)
OKLab	oklab(56.13% 0.1659 0.0773)
OKLCH	oklch(56.13% 0.183 25)
XYZ	xyz(26.5128, 15.6843, 5.5014)
Luminance	0.1568 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3839 #38CAC9

analogous

#CA3882 #CA3839 #CA8038

triadic

#CA3839 #39CA38 #3839CA

tetradic

#CA3839 #82CA38 #38CAC9 #8038CA

square

#CA3839 #82CA38 #38CAC9 #8038CA

split-complementary

#CA3839 #38CA80 #3882CA

monochromatic

#6B1D1D #9B292A #CA3839 #D76869 #E49999

Accessibility & contrast

On white

5.08

#CA3839 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#CA3839 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3839

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3839	#FFFFFF	#000000	##FFFFFF
##CA3839	1.00	5.08	4.14	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A37

Deuteranopia (green-blind)

#877A34

Tritanopia (blue-blind)

#DE003A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #ca3839;
/* rgb */ color: rgb(202, 56, 57);
/* oklch */ color: oklch(56.1% 0.183 25.0);

Tailwind

colors: {
  custom: {
    50: '#e3796f',
    500: '#ca3839',
    950: '#000000',
  },
}

SCSS

$custom: #ca3839;
$custom-light: #e3796f;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3839",
  "rgb": {
    "r": 202,
    "g": 56,
    "b": 57
  },
  "hsl": {
    "h": 359.589,
    "s": 57.937,
    "l": 50.588
  },
  "oklch": {
    "l": 0.56131,
    "c": 0.18304,
    "h": 25
  },
  "luminance": 0.1568
}

Semantic roles & 50–950 ramp

primary

#CA3839

secondary

#8ECFCF

accent

#E1E047

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CA3839

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

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