#C22B2B#C22B2B

#C22B2B is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.4% C 0.187 H 26.3°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#C22B2B
RGB	rgb(194, 43, 43)
HSL	hsl(0, 64%, 46%)
HSV	hsv(0, 78%, 76%)
CMYK	cmyk(0%, 77.8%, 77.8%, 23.9%)
CIE-LAB	lab(43.32, 58.34, 37.93)
CIE-LCH	lch(43.32, 69.59, 33.03°)
OKLab	oklab(53.4% 0.168 0.0832)
OKLCH	oklch(53.4% 0.187 26.3)
XYZ	xyz(23.5509, 13.3753, 3.6267)
Luminance	0.1337 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C22B2B #2BC2C2

analogous

#C22B77 #C22B2B #C2772B

triadic

#C22B2B #2BC22B #2B2BC2

tetradic

#C22B2B #77C22B #2BC2C2 #772BC2

square

#C22B2B #77C22B #2BC2C2 #772BC2

split-complementary

#C22B2B #2BC277 #2B77C2

monochromatic

#5E1515 #902020 #C22B2B #D95252 #E48484

Accessibility & contrast

On white

5.72

#C22B2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#C22B2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C22B2B

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C22B2B	#FFFFFF	#000000	##FFFFFF
##C22B2B	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5129

Deuteranopia (green-blind)

#7F7224

Tritanopia (blue-blind)

#D6002D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #c22b2b;
/* rgb */ color: rgb(194, 43, 43);
/* oklch */ color: oklch(53.4% 0.187 26.3);

Tailwind

colors: {
  custom: {
    50: '#de7265',
    500: '#c22b2b',
    950: '#000000',
  },
}

SCSS

$custom: #c22b2b;
$custom-light: #de7265;
$custom-dark: #000000;

JSON

{
  "hex": "#c22b2b",
  "rgb": {
    "r": 194,
    "g": 43,
    "b": 43
  },
  "hsl": {
    "h": 0,
    "s": 63.713,
    "l": 46.471
  },
  "oklch": {
    "l": 0.53395,
    "c": 0.18746,
    "h": 26.3
  },
  "luminance": 0.13372
}

Semantic roles & 50–950 ramp

primary

#C22B2B

secondary

#7CCDCD

accent

#E7E741

background

#FFF7F6

surface

#FEEDEB

border

#D6C8C6

text

#170905

muted

#857B7A

Preview Lab

Preview with #C22B2B

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

Preview Lab → · Contrast checker → · Palette generator →