#C13F3B#C13F3B

#C13F3B is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.4% C 0.167 H 25.9°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#C13F3B
RGB	rgb(193, 63, 59)
HSL	hsl(2, 53%, 49%)
HSV	hsv(2, 69%, 76%)
CMYK	cmyk(0%, 67.4%, 69.4%, 24.3%)
CIE-LAB	lab(45.92, 51.57, 31.60)
CIE-LCH	lch(45.92, 60.48, 31.50°)
OKLab	oklab(55.36% 0.1501 0.073)
OKLCH	oklch(55.36% 0.167 25.9)
XYZ	xyz(24.5619, 15.2118, 5.7797)
Luminance	0.1521 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C13F3B #3BBDC1

analogous

#C13B7A #C13F3B #C1823B

triadic

#C13F3B #3BC13F #3F3BC1

tetradic

#C13F3B #7AC13B #3BBDC1 #823BC1

square

#C13F3B #7AC13B #3BBDC1 #823BC1

split-complementary

#C13F3B #3BC182 #3B7AC1

monochromatic

#63201E #92302D #C13F3B #D16B68 #DF9997

Accessibility & contrast

On white

5.20

#C13F3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#C13F3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C13F3B

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C13F3B	#FFFFFF	#000000	##FFFFFF
##C13F3B	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B39

Deuteranopia (green-blind)

#837737

Tritanopia (blue-blind)

#D41B3F

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c13f3b;
/* rgb */ color: rgb(193, 63, 59);
/* oklch */ color: oklch(55.4% 0.167 25.9);

Tailwind

colors: {
  custom: {
    50: '#db7b71',
    500: '#c13f3b',
    950: '#000000',
  },
}

SCSS

$custom: #c13f3b;
$custom-light: #db7b71;
$custom-dark: #000000;

JSON

{
  "hex": "#c13f3b",
  "rgb": {
    "r": 193,
    "g": 63,
    "b": 59
  },
  "hsl": {
    "h": 1.791,
    "s": 53.175,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55364,
    "c": 0.16693,
    "h": 25.9
  },
  "luminance": 0.15208
}

Semantic roles & 50–950 ramp

primary

#C13F3B

secondary

#8DC9CB

accent

#D8DD4B

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A07

muted

#847C7A

Preview Lab

Preview with #C13F3B

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

Preview Lab → · Contrast checker → · Palette generator →