#C33D3D#C33D3D

#C33D3D is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.5% C 0.171 H 24.6°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#C33D3D
RGB	rgb(195, 61, 61)
HSL	hsl(0, 53%, 50%)
HSV	hsv(0, 69%, 76%)
CMYK	cmyk(0%, 68.7%, 68.7%, 23.5%)
CIE-LAB	lab(46.02, 53.13, 30.62)
CIE-LCH	lch(46.02, 61.33, 29.96°)
OKLab	oklab(55.51% 0.1552 0.0711)
OKLCH	oklch(55.51% 0.171 24.6)
XYZ	xyz(25.0194, 15.2801, 6.0459)
Luminance	0.1528 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33D3D #3DC3C3

analogous

#C33D80 #C33D3D #C3803D

triadic

#C33D3D #3DC33D #3D3DC3

tetradic

#C33D3D #80C33D #3DC3C3 #803DC3

square

#C33D3D #80C33D #3DC3C3 #803DC3

split-complementary

#C33D3D #3DC380 #3D80C3

monochromatic

#662020 #952E2E #C33D3D #D16C6C #E09A9A

Accessibility & contrast

On white

5.18

#C33D3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#C33D3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33D3D

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33D3D	#FFFFFF	#000000	##FFFFFF
##C33D3D	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625B3C

Deuteranopia (green-blind)

#847839

Tritanopia (blue-blind)

#D6153F

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c33d3d;
/* rgb */ color: rgb(195, 61, 61);
/* oklch */ color: oklch(55.5% 0.171 24.6);

Tailwind

colors: {
  custom: {
    50: '#dd7b72',
    500: '#c33d3d',
    950: '#000000',
  },
}

SCSS

$custom: #c33d3d;
$custom-light: #dd7b72;
$custom-dark: #000000;

JSON

{
  "hex": "#c33d3d",
  "rgb": {
    "r": 195,
    "g": 61,
    "b": 61
  },
  "hsl": {
    "h": 0,
    "s": 52.756,
    "l": 50.196
  },
  "oklch": {
    "l": 0.55509,
    "c": 0.17073,
    "h": 24.6
  },
  "luminance": 0.15277
}

Semantic roles & 50–950 ramp

primary

#C33D3D

secondary

#90CCCC

accent

#DCDC4C

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C33D3D

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

Preview Lab → · Contrast checker → · Palette generator →