#CA3C3C#CA3C3C

#CA3C3C is a mid, vivid red. Relative luminance 0.161; OKLCH L 56.6% C 0.179 H 25.0°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#CA3C3C
RGB	rgb(202, 60, 60)
HSL	hsl(0, 57%, 51%)
HSV	hsv(0, 70%, 79%)
CMYK	cmyk(0%, 70.3%, 70.3%, 20.8%)
CIE-LAB	lab(47.13, 55.73, 32.84)
CIE-LCH	lch(47.13, 64.68, 30.52°)
OKLab	oklab(56.57% 0.1623 0.0755)
OKLCH	oklch(56.57% 0.179 25)
XYZ	xyz(26.7915, 16.1185, 5.9745)
Luminance	0.1611 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3C3C #3CCACA

analogous

#CA3C83 #CA3C3C #CA833C

triadic

#CA3C3C #3CCA3C #3C3CCA

tetradic

#CA3C3C #83CA3C #3CCACA #833CCA

square

#CA3C3C #83CA3C #3CCACA #833CCA

split-complementary

#CA3C3C #3CCA83 #3C83CA

monochromatic

#6E1E1E #9E2B2B #CA3C3C #D76C6C #E49C9C

Accessibility & contrast

On white

4.97

#CA3C3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#CA3C3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3C3C

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3C3C	#FFFFFF	#000000	##FFFFFF
##CA3C3C	1.00	4.97	4.22	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645C3B

Deuteranopia (green-blind)

#887B37

Tritanopia (blue-blind)

#DE083E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #ca3c3c;
/* rgb */ color: rgb(202, 60, 60);
/* oklch */ color: oklch(56.6% 0.179 25.0);

Tailwind

colors: {
  custom: {
    50: '#e27b72',
    500: '#ca3c3c',
    950: '#000000',
  },
}

SCSS

$custom: #ca3c3c;
$custom-light: #e27b72;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3c3c",
  "rgb": {
    "r": 202,
    "g": 60,
    "b": 60
  },
  "hsl": {
    "h": 0,
    "s": 57.258,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56571,
    "c": 0.17905,
    "h": 25
  },
  "luminance": 0.16115
}

Semantic roles & 50–950 ramp

primary

#CA3C3C

secondary

#92D0D0

accent

#E1E147

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CA3C3C

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

Preview Lab → · Contrast checker → · Palette generator →