#CA3942#CA3942

#CA3942 is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.4% C 0.181 H 22.0°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#CA3942
RGB	rgb(202, 57, 66)
HSL	hsl(356, 58%, 51%)
HSV	hsv(356, 72%, 79%)
CMYK	cmyk(0%, 71.8%, 67.3%, 20.8%)
CIE-LAB	lab(46.82, 57.13, 28.93)
CIE-LCH	lch(46.82, 64.04, 26.85°)
OKLab	oklab(56.37% 0.1681 0.0678)
OKLCH	oklch(56.37% 0.181 22)
XYZ	xyz(26.8065, 15.8801, 6.8069)
Luminance	0.1588 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3942 #39CAC1

analogous

#CA398A #CA3942 #CA7839

triadic

#CA3942 #42CA39 #3942CA

tetradic

#CA3942 #8ACA39 #39CAC1 #7839CA

square

#CA3942 #8ACA39 #39CAC1 #7839CA

split-complementary

#CA3942 #39CA78 #398ACA

monochromatic

#6C1D22 #9C2A31 #CA3942 #D76970 #E49A9E

Accessibility & contrast

On white

5.03

#CA3942 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#CA3942 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3942

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3942	#FFFFFF	#000000	##FFFFFF
##CA3942	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625B41

Deuteranopia (green-blind)

#867A3E

Tritanopia (blue-blind)

#DE003E

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #ca3942;
/* rgb */ color: rgb(202, 57, 66);
/* oklch */ color: oklch(56.4% 0.181 22.0);

Tailwind

colors: {
  custom: {
    50: '#e27a76',
    500: '#ca3942',
    950: '#000000',
  },
}

SCSS

$custom: #ca3942;
$custom-light: #e27a76;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3942",
  "rgb": {
    "r": 202,
    "g": 57,
    "b": 66
  },
  "hsl": {
    "h": 356.276,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56366,
    "c": 0.18122,
    "h": 22
  },
  "luminance": 0.15876
}

Semantic roles & 50–950 ramp

primary

#CA3942

secondary

#8FD0CC

accent

#E1D747

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CA3942

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

Preview Lab → · Contrast checker → · Palette generator →