#C33C37#C33C37

#C33C37 is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.3% C 0.172 H 26.6°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#C33C37
RGB	rgb(195, 60, 55)
HSL	hsl(2, 56%, 49%)
HSV	hsv(2, 72%, 76%)
CMYK	cmyk(0%, 69.2%, 71.8%, 23.5%)
CIE-LAB	lab(45.79, 53.23, 33.86)
CIE-LCH	lch(45.79, 63.09, 32.46°)
OKLab	oklab(55.31% 0.1543 0.0772)
OKLCH	oklch(55.31% 0.172 26.6)
XYZ	xyz(24.8139, 15.1133, 5.2243)
Luminance	0.1511 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33C37 #37BEC3

analogous

#C33778 #C33C37 #C38237

triadic

#C33C37 #37C33C #3C37C3

tetradic

#C33C37 #78C337 #37BEC3 #8237C3

square

#C33C37 #78C337 #37BEC3 #8237C3

split-complementary

#C33C37 #37C382 #3778C3

monochromatic

#641F1C #932D2A #C33C37 #D36864 #E19694

Accessibility & contrast

On white

5.22

#C33C37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#C33C37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33C37

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33C37	#FFFFFF	#000000	##FFFFFF
##C33C37	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)

#625A35

Deuteranopia (green-blind)

#847733

Tritanopia (blue-blind)

#D60F3C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33c37;
/* rgb */ color: rgb(195, 60, 55);
/* oklch */ color: oklch(55.3% 0.172 26.6);

Tailwind

colors: {
  custom: {
    50: '#dd7a6e',
    500: '#c33c37',
    950: '#000000',
  },
}

SCSS

$custom: #c33c37;
$custom-light: #dd7a6e;
$custom-dark: #000000;

JSON

{
  "hex": "#c33c37",
  "rgb": {
    "r": 195,
    "g": 60,
    "b": 55
  },
  "hsl": {
    "h": 2.143,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.55313,
    "c": 0.17249,
    "h": 26.6
  },
  "luminance": 0.1511
}

Semantic roles & 50–950 ramp

primary

#C33C37

secondary

#8ACACC

accent

#DADF49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C33C37

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

Preview Lab → · Contrast checker → · Palette generator →