#C33D2C#C33D2C

#C33D2C is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.3% C 0.173 H 30.5°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#C33D2C
RGB	rgb(195, 61, 44)
HSL	hsl(7, 63%, 47%)
HSV	hsv(7, 77%, 76%)
CMYK	cmyk(0%, 68.7%, 77.4%, 23.5%)
CIE-LAB	lab(45.81, 52.38, 40.05)
CIE-LCH	lch(45.81, 65.93, 37.40°)
OKLab	oklab(55.29% 0.1494 0.088)
OKLCH	oklch(55.29% 0.173 30.5)
XYZ	xyz(24.6319, 15.1251, 4.0048)
Luminance	0.1512 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33D2C #2CB2C3

analogous

#C32C67 #C33D2C #C3892C

triadic

#C33D2C #2CC33D #3D2CC3

tetradic

#C33D2C #67C32C #2CB2C3 #892CC3

square

#C33D2C #67C32C #2CB2C3 #892CC3

split-complementary

#C33D2C #2CC389 #2C67C3

monochromatic

#5F1E15 #912D21 #C33D2C #D86354 #E49086

Accessibility & contrast

On white

5.22

#C33D2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#C33D2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33D2C

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33D2C	#FFFFFF	#000000	##FFFFFF
##C33D2C	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645A29

Deuteranopia (green-blind)

#857727

Tritanopia (blue-blind)

#D70E3A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33d2c;
/* rgb */ color: rgb(195, 61, 44);
/* oklch */ color: oklch(55.3% 0.173 30.5);

Tailwind

colors: {
  custom: {
    50: '#de7a66',
    500: '#c33d2c',
    950: '#000000',
  },
}

SCSS

$custom: #c33d2c;
$custom-light: #de7a66;
$custom-dark: #000000;

JSON

{
  "hex": "#c33d2c",
  "rgb": {
    "r": 195,
    "g": 61,
    "b": 44
  },
  "hsl": {
    "h": 6.755,
    "s": 63.18,
    "l": 46.863
  },
  "oklch": {
    "l": 0.55285,
    "c": 0.17336,
    "h": 30.5
  },
  "luminance": 0.15121
}

Semantic roles & 50–950 ramp

primary

#C33D2C

secondary

#7EC4CD

accent

#D4E642

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C33D2C

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

Preview Lab → · Contrast checker → · Palette generator →