#CA3E3F#CA3E3F

#CA3E3F is a mid, vivid red. Relative luminance 0.164; OKLCH L 56.8% C 0.177 H 24.4°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#CA3E3F
RGB	rgb(202, 62, 63)
HSL	hsl(360, 57%, 52%)
HSV	hsv(360, 69%, 79%)
CMYK	cmyk(0%, 69.3%, 68.8%, 20.8%)
CIE-LAB	lab(47.45, 55.11, 31.47)
CIE-LCH	lch(47.45, 63.47, 29.73°)
OKLab	oklab(56.82% 0.161 0.073)
OKLCH	oklch(56.82% 0.177 24.4)
XYZ	xyz(26.9799, 16.3646, 6.4397)
Luminance	0.1636 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3E3F #3ECAC9

analogous

#CA3E85 #CA3E3F #CA833E

triadic

#CA3E3F #3FCA3E #3E3FCA

tetradic

#CA3E3F #85CA3E #3ECAC9 #833ECA

square

#CA3E3F #85CA3E #3ECAC9 #833ECA

split-complementary

#CA3E3F #3ECA83 #3E85CA

monochromatic

#6F1F1F #9F2C2D #CA3E3F #D76E6F #E49E9F

Accessibility & contrast

On white

4.92

#CA3E3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#CA3E3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3E3F

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3E3F	#FFFFFF	#000000	##FFFFFF
##CA3E3F	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655D3E

Deuteranopia (green-blind)

#887C3B

Tritanopia (blue-blind)

#DE1240

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #ca3e3f;
/* rgb */ color: rgb(202, 62, 63);
/* oklch */ color: oklch(56.8% 0.177 24.4);

Tailwind

colors: {
  custom: {
    50: '#e27c74',
    500: '#ca3e3f',
    950: '#000000',
  },
}

SCSS

$custom: #ca3e3f;
$custom-light: #e27c74;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3e3f",
  "rgb": {
    "r": 202,
    "g": 62,
    "b": 63
  },
  "hsl": {
    "h": 359.571,
    "s": 56.911,
    "l": 51.765
  },
  "oklch": {
    "l": 0.56823,
    "c": 0.17681,
    "h": 24.4
  },
  "luminance": 0.16361
}

Semantic roles & 50–950 ramp

primary

#CA3E3F

secondary

#93D1D0

accent

#E0DF48

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CA3E3F

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

Preview Lab → · Contrast checker → · Palette generator →