#C33F3D#C33F3D

#C33F3D is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.7% C 0.169 H 25.2°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#C33F3D
RGB	rgb(195, 63, 61)
HSL	hsl(1, 53%, 50%)
HSV	hsv(1, 69%, 76%)
CMYK	cmyk(0%, 67.7%, 68.7%, 23.5%)
CIE-LAB	lab(46.31, 52.33, 30.98)
CIE-LCH	lch(46.31, 60.81, 30.62°)
OKLab	oklab(55.73% 0.1527 0.0719)
OKLCH	oklch(55.73% 0.169 25.2)
XYZ	xyz(25.1282, 15.4977, 6.0822)
Luminance	0.1549 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33F3D #3DC1C3

analogous

#C33D7E #C33F3D #C3823D

triadic

#C33F3D #3DC33F #3F3DC3

tetradic

#C33F3D #7EC33D #3DC1C3 #823DC3

square

#C33F3D #7EC33D #3DC1C3 #823DC3

split-complementary

#C33F3D #3DC382 #3D7EC3

monochromatic

#662120 #95302E #C33F3D #D16D6C #E09C9A

Accessibility & contrast

On white

5.12

#C33F3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#C33F3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33F3D

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33F3D	#FFFFFF	#000000	##FFFFFF
##C33F3D	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635C3C

Deuteranopia (green-blind)

#847839

Tritanopia (blue-blind)

#D61A40

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c33f3d;
/* rgb */ color: rgb(195, 63, 61);
/* oklch */ color: oklch(55.7% 0.169 25.2);

Tailwind

colors: {
  custom: {
    50: '#dd7c72',
    500: '#c33f3d',
    950: '#000000',
  },
}

SCSS

$custom: #c33f3d;
$custom-light: #dd7c72;
$custom-dark: #000000;

JSON

{
  "hex": "#c33f3d",
  "rgb": {
    "r": 195,
    "g": 63,
    "b": 61
  },
  "hsl": {
    "h": 0.896,
    "s": 52.756,
    "l": 50.196
  },
  "oklch": {
    "l": 0.55729,
    "c": 0.16877,
    "h": 25.2
  },
  "luminance": 0.15494
}

Semantic roles & 50–950 ramp

primary

#C33F3D

secondary

#90CBCC

accent

#DADC4C

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C33F3D

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

Preview Lab → · Contrast checker → · Palette generator →