#C13021#C13021

#C13021 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.5% C 0.184 H 30.1°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#C13021
RGB	rgb(193, 48, 33)
HSL	hsl(6, 71%, 44%)
HSV	hsv(6, 83%, 76%)
CMYK	cmyk(0%, 75.1%, 82.9%, 24.3%)
CIE-LAB	lab(43.60, 56.14, 43.53)
CIE-LCH	lch(43.60, 71.04, 37.79°)
OKLab	oklab(53.54% 0.1592 0.0922)
OKLCH	oklch(53.54% 0.184 30.1)
XYZ	xyz(23.3266, 13.5649, 2.8286)
Luminance	0.1356 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C13021 #21B2C1

analogous

#C12162 #C13021 #C18021

triadic

#C13021 #21C130 #3021C1

tetradic

#C13021 #62C121 #21B2C1 #8021C1

square

#C13021 #62C121 #21B2C1 #8021C1

split-complementary

#C13021 #21C180 #2162C1

monochromatic

#58160F #8D2318 #C13021 #DE5041 #E78075

Accessibility & contrast

On white

5.66

#C13021 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#C13021 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C13021

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C13021	#FFFFFF	#000000	##FFFFFF
##C13021	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D531D

Deuteranopia (green-blind)

#817319

Tritanopia (blue-blind)

#D5002E

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #c13021;
/* rgb */ color: rgb(193, 48, 33);
/* oklch */ color: oklch(53.5% 0.184 30.1);

Tailwind

colors: {
  custom: {
    50: '#de745e',
    500: '#c13021',
    950: '#000000',
  },
}

SCSS

$custom: #c13021;
$custom-light: #de745e;
$custom-dark: #000000;

JSON

{
  "hex": "#c13021",
  "rgb": {
    "r": 193,
    "g": 48,
    "b": 33
  },
  "hsl": {
    "h": 5.625,
    "s": 70.796,
    "l": 44.314
  },
  "oklch": {
    "l": 0.53538,
    "c": 0.18398,
    "h": 30.1
  },
  "luminance": 0.13561
}

Semantic roles & 50–950 ramp

primary

#C13021

secondary

#6FC6CF

accent

#DDEE3A

background

#FFF7F5

surface

#FEEDE9

border

#D6C8C5

text

#170904

muted

#857B79

Preview Lab

Preview with #C13021

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

Preview Lab → · Contrast checker → · Palette generator →