#C33F33#C33F33

#C33F33 is a mid, vivid red. Relative luminance 0.154; OKLCH L 55.6% C 0.170 H 28.9°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#C33F33
RGB	rgb(195, 63, 51)
HSL	hsl(5, 59%, 48%)
HSV	hsv(5, 74%, 76%)
CMYK	cmyk(0%, 67.7%, 73.8%, 23.5%)
CIE-LAB	lab(46.18, 51.86, 36.58)
CIE-LCH	lch(46.18, 63.46, 35.20°)
OKLab	oklab(55.59% 0.1491 0.0823)
OKLCH	oklch(55.59% 0.17 28.9)
XYZ	xyz(24.8835, 15.3998, 4.7935)
Luminance	0.1540 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33F33 #33B7C3

analogous

#C3336F #C33F33 #C38733

triadic

#C33F33 #33C33F #3F33C3

tetradic

#C33F33 #6FC333 #33B7C3 #8733C3

square

#C33F33 #6FC333 #33B7C3 #8733C3

split-complementary

#C33F33 #33C387 #336FC3

monochromatic

#62201A #922F26 #C33F33 #D5685E #E2968F

Accessibility & contrast

On white

5.15

#C33F33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#C33F33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33F33

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33F33	#FFFFFF	#000000	##FFFFFF
##C33F33	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B31

Deuteranopia (green-blind)

#85782E

Tritanopia (blue-blind)

#D6173D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c33f33;
/* rgb */ color: rgb(195, 63, 51);
/* oklch */ color: oklch(55.6% 0.170 28.9);

Tailwind

colors: {
  custom: {
    50: '#dd7b6b',
    500: '#c33f33',
    950: '#000000',
  },
}

SCSS

$custom: #c33f33;
$custom-light: #dd7b6b;
$custom-dark: #000000;

JSON

{
  "hex": "#c33f33",
  "rgb": {
    "r": 195,
    "g": 63,
    "b": 51
  },
  "hsl": {
    "h": 5,
    "s": 58.537,
    "l": 48.235
  },
  "oklch": {
    "l": 0.55588,
    "c": 0.17032,
    "h": 28.9
  },
  "luminance": 0.15396
}

Semantic roles & 50–950 ramp

primary

#C33F33

secondary

#86C6CC

accent

#D5E246

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C33F33

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

Preview Lab → · Contrast checker → · Palette generator →