#C33A33#C33A33

#C33A33 is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.0% C 0.175 H 27.4°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#C33A33
RGB	rgb(195, 58, 51)
HSL	hsl(3, 59%, 48%)
HSV	hsv(3, 74%, 76%)
CMYK	cmyk(0%, 70.3%, 73.8%, 23.5%)
CIE-LAB	lab(45.46, 53.82, 35.78)
CIE-LCH	lch(45.46, 64.63, 33.61°)
OKLab	oklab(55.05% 0.1553 0.0805)
OKLCH	oklch(55.05% 0.175 27.4)
XYZ	xyz(24.6190, 14.8709, 4.7054)
Luminance	0.1487 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33A33 #33BCC3

analogous

#C33374 #C33A33 #C38233

triadic

#C33A33 #33C33A #3A33C3

tetradic

#C33A33 #74C333 #33BCC3 #8233C3

square

#C33A33 #74C333 #33BCC3 #8233C3

split-complementary

#C33A33 #33C382 #3374C3

monochromatic

#621D1A #922C26 #C33A33 #D5645E #E2938F

Accessibility & contrast

On white

5.29

#C33A33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C33A33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33A33

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33A33	#FFFFFF	#000000	##FFFFFF
##C33A33	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625931

Deuteranopia (green-blind)

#84772E

Tritanopia (blue-blind)

#D7053A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33a33;
/* rgb */ color: rgb(195, 58, 51);
/* oklch */ color: oklch(55.0% 0.175 27.4);

Tailwind

colors: {
  custom: {
    50: '#de796b',
    500: '#c33a33',
    950: '#000000',
  },
}

SCSS

$custom: #c33a33;
$custom-light: #de796b;
$custom-dark: #000000;

JSON

{
  "hex": "#c33a33",
  "rgb": {
    "r": 195,
    "g": 58,
    "b": 51
  },
  "hsl": {
    "h": 2.917,
    "s": 58.537,
    "l": 48.235
  },
  "oklch": {
    "l": 0.55049,
    "c": 0.17494,
    "h": 27.4
  },
  "luminance": 0.14867
}

Semantic roles & 50–950 ramp

primary

#C33A33

secondary

#86C9CC

accent

#DAE246

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C33A33

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

Preview Lab → · Contrast checker → · Palette generator →