#CA3C3B#CA3C3B

#CA3C3B is a mid, vivid red. Relative luminance 0.161; OKLCH L 56.6% C 0.179 H 25.3°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#CA3C3B
RGB	rgb(202, 60, 59)
HSL	hsl(0, 57%, 51%)
HSV	hsv(0, 71%, 79%)
CMYK	cmyk(0%, 70.3%, 70.8%, 20.8%)
CIE-LAB	lab(47.12, 55.68, 33.41)
CIE-LCH	lch(47.12, 64.93, 30.97°)
OKLab	oklab(56.56% 0.162 0.0766)
OKLCH	oklch(56.56% 0.179 25.3)
XYZ	xyz(26.7653, 16.1080, 5.8366)
Luminance	0.1610 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3C3B #3BC9CA

analogous

#CA3B81 #CA3C3B #CA833B

triadic

#CA3C3B #3BCA3C #3C3BCA

tetradic

#CA3C3B #81CA3B #3BC9CA #833BCA

square

#CA3C3B #81CA3B #3BC9CA #833BCA

split-complementary

#CA3C3B #3BCA83 #3B81CA

monochromatic

#6D1E1E #9D2B2B #CA3C3B #D76C6B #E49C9B

Accessibility & contrast

On white

4.98

#CA3C3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#CA3C3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3C3B

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3C3B	#FFFFFF	#000000	##FFFFFF
##CA3C3B	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645C39

Deuteranopia (green-blind)

#887B36

Tritanopia (blue-blind)

#DE073D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #ca3c3b;
/* rgb */ color: rgb(202, 60, 59);
/* oklch */ color: oklch(56.6% 0.179 25.3);

Tailwind

colors: {
  custom: {
    50: '#e27b71',
    500: '#ca3c3b',
    950: '#000000',
  },
}

SCSS

$custom: #ca3c3b;
$custom-light: #e27b71;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3c3b",
  "rgb": {
    "r": 202,
    "g": 60,
    "b": 59
  },
  "hsl": {
    "h": 0.42,
    "s": 57.43,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56556,
    "c": 0.17917,
    "h": 25.3
  },
  "luminance": 0.16104
}

Semantic roles & 50–950 ramp

primary

#CA3C3B

secondary

#91D0D0

accent

#E0E147

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CA3C3B

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

Preview Lab → · Contrast checker → · Palette generator →