#CA3D3B#CA3D3B

#CA3D3B is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.7% C 0.178 H 25.6°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#CA3D3B
RGB	rgb(202, 61, 59)
HSL	hsl(1, 57%, 51%)
HSV	hsv(1, 71%, 79%)
CMYK	cmyk(0%, 69.8%, 70.8%, 20.8%)
CIE-LAB	lab(47.25, 55.30, 33.57)
CIE-LCH	lch(47.25, 64.69, 31.26°)
OKLab	oklab(56.66% 0.1608 0.077)
OKLCH	oklch(56.66% 0.178 25.6)
XYZ	xyz(26.8182, 16.2138, 5.8543)
Luminance	0.1621 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3D3B #3BC8CA

analogous

#CA3B80 #CA3D3B #CA843B

triadic

#CA3D3B #3BCA3D #3D3BCA

tetradic

#CA3D3B #80CA3B #3BC8CA #843BCA

square

#CA3D3B #80CA3B #3BC8CA #843BCA

split-complementary

#CA3D3B #3BCA84 #3B80CA

monochromatic

#6D1F1E #9D2C2B #CA3D3B #D76D6B #E49C9B

Accessibility & contrast

On white

4.95

#CA3D3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#CA3D3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3D3B

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3D3B	#FFFFFF	#000000	##FFFFFF
##CA3D3B	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655D39

Deuteranopia (green-blind)

#887B36

Tritanopia (blue-blind)

#DE0C3E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #ca3d3b;
/* rgb */ color: rgb(202, 61, 59);
/* oklch */ color: oklch(56.7% 0.178 25.6);

Tailwind

colors: {
  custom: {
    50: '#e27b71',
    500: '#ca3d3b',
    950: '#000000',
  },
}

SCSS

$custom: #ca3d3b;
$custom-light: #e27b71;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3d3b",
  "rgb": {
    "r": 202,
    "g": 61,
    "b": 59
  },
  "hsl": {
    "h": 0.839,
    "s": 57.43,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56659,
    "c": 0.17825,
    "h": 25.6
  },
  "luminance": 0.1621
}

Semantic roles & 50–950 ramp

primary

#CA3D3B

secondary

#91CFD0

accent

#DFE147

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CA3D3B

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

Preview Lab → · Contrast checker → · Palette generator →