#C33A3A#C33A3A

#C33A3A is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.1% C 0.174 H 24.9°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#C33A3A
RGB	rgb(195, 58, 58)
HSL	hsl(0, 54%, 50%)
HSV	hsv(0, 70%, 76%)
CMYK	cmyk(0%, 70.3%, 70.3%, 23.5%)
CIE-LAB	lab(45.55, 54.14, 31.83)
CIE-LCH	lch(45.55, 62.81, 30.45°)
OKLab	oklab(55.15% 0.1578 0.0733)
OKLCH	oklch(55.15% 0.174 24.9)
XYZ	xyz(24.7852, 14.9374, 5.5803)
Luminance	0.1493 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33A3A #3AC3C3

analogous

#C33A7F #C33A3A #C37F3A

triadic

#C33A3A #3AC33A #3A3AC3

tetradic

#C33A3A #7FC33A #3AC3C3 #7F3AC3

square

#C33A3A #7FC33A #3AC3C3 #7F3AC3

split-complementary

#C33A3A #3AC37F #3A7FC3

monochromatic

#651E1E #942C2C #C33A3A #D26868 #E09797

Accessibility & contrast

On white

5.27

#C33A3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#C33A3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33A3A

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33A3A	#FFFFFF	#000000	##FFFFFF
##C33A3A	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615939

Deuteranopia (green-blind)

#837736

Tritanopia (blue-blind)

#D6093C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33a3a;
/* rgb */ color: rgb(195, 58, 58);
/* oklch */ color: oklch(55.1% 0.174 24.9);

Tailwind

colors: {
  custom: {
    50: '#dd7970',
    500: '#c33a3a',
    950: '#000000',
  },
}

SCSS

$custom: #c33a3a;
$custom-light: #dd7970;
$custom-dark: #000000;

JSON

{
  "hex": "#c33a3a",
  "rgb": {
    "r": 195,
    "g": 58,
    "b": 58
  },
  "hsl": {
    "h": 0,
    "s": 54.15,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55147,
    "c": 0.17398,
    "h": 24.9
  },
  "luminance": 0.14934
}

Semantic roles & 50–950 ramp

primary

#C33A3A

secondary

#8DCCCC

accent

#DEDE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C33A3A

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

Preview Lab → · Contrast checker → · Palette generator →