#C33A2C#C33A2C

#C33A2C is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.0% C 0.176 H 29.6°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#C33A2C
RGB	rgb(195, 58, 44)
HSL	hsl(6, 63%, 47%)
HSV	hsv(6, 77%, 76%)
CMYK	cmyk(0%, 70.3%, 77.4%, 23.5%)
CIE-LAB	lab(45.38, 53.55, 39.60)
CIE-LCH	lch(45.38, 66.60, 36.49°)
OKLab	oklab(54.97% 0.153 0.0871)
OKLCH	oklch(54.97% 0.176 29.6)
XYZ	xyz(24.4762, 14.8138, 3.9529)
Luminance	0.1481 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33A2C #2CB5C3

analogous

#C32C6A #C33A2C #C3862C

triadic

#C33A2C #2CC33A #3A2CC3

tetradic

#C33A2C #6AC32C #2CB5C3 #862CC3

square

#C33A2C #6AC32C #2CB5C3 #862CC3

split-complementary

#C33A2C #2CC386 #2C6AC3

monochromatic

#5F1C15 #912B21 #C33A2C #D86054 #E48E86

Accessibility & contrast

On white

5.30

#C33A2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#C33A2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33A2C

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33A2C	#FFFFFF	#000000	##FFFFFF
##C33A2C	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625829

Deuteranopia (green-blind)

#847626

Tritanopia (blue-blind)

#D70138

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c33a2c;
/* rgb */ color: rgb(195, 58, 44);
/* oklch */ color: oklch(55.0% 0.176 29.6);

Tailwind

colors: {
  custom: {
    50: '#de7966',
    500: '#c33a2c',
    950: '#000000',
  },
}

SCSS

$custom: #c33a2c;
$custom-light: #de7966;
$custom-dark: #000000;

JSON

{
  "hex": "#c33a2c",
  "rgb": {
    "r": 195,
    "g": 58,
    "b": 44
  },
  "hsl": {
    "h": 5.563,
    "s": 63.18,
    "l": 46.863
  },
  "oklch": {
    "l": 0.54965,
    "c": 0.17603,
    "h": 29.6
  },
  "luminance": 0.1481
}

Semantic roles & 50–950 ramp

primary

#C33A2C

secondary

#7EC6CD

accent

#D7E642

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C33A2C

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

Preview Lab → · Contrast checker → · Palette generator →