#C4333F#C4333F

#C4333F is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.7% C 0.181 H 21.3°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#C4333F
RGB	rgb(196, 51, 63)
HSL	hsl(355, 59%, 48%)
HSV	hsv(355, 74%, 77%)
CMYK	cmyk(0%, 74%, 67.9%, 23.1%)
CIE-LAB	lab(44.89, 57.24, 28.11)
CIE-LCH	lch(44.89, 63.77, 26.15°)
OKLab	oklab(54.72% 0.1685 0.0658)
OKLCH	oklch(54.72% 0.181 21.3)
XYZ	xyz(24.8487, 14.4660, 6.1855)
Luminance	0.1446 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4333F #33C4B8

analogous

#C43388 #C4333F #C46F33

triadic

#C4333F #3FC433 #333FC4

tetradic

#C4333F #88C433 #33C4B8 #6F33C4

square

#C4333F #88C433 #33C4B8 #6F33C4

split-complementary

#C4333F #33C46F #3388C4

monochromatic

#631A20 #93262F #C4333F #D55F69 #E28F96

Accessibility & contrast

On white

5.40

#C4333F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#C4333F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C4333F

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4333F	#FFFFFF	#000000	##FFFFFF
##C4333F	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D563E

Deuteranopia (green-blind)

#81753B

Tritanopia (blue-blind)

#D70039

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c4333f;
/* rgb */ color: rgb(196, 51, 63);
/* oklch */ color: oklch(54.7% 0.181 21.3);

Tailwind

colors: {
  custom: {
    50: '#de7674',
    500: '#c4333f',
    950: '#000000',
  },
}

SCSS

$custom: #c4333f;
$custom-light: #de7674;
$custom-dark: #000000;

JSON

{
  "hex": "#c4333f",
  "rgb": {
    "r": 196,
    "g": 51,
    "b": 63
  },
  "hsl": {
    "h": 355.034,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.54716,
    "c": 0.18093,
    "h": 21.3
  },
  "luminance": 0.14462
}

Semantic roles & 50–950 ramp

primary

#C4333F

secondary

#86CDC7

accent

#E2D546

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170908

muted

#857B7B

Preview Lab

Preview with #C4333F

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

Preview Lab → · Contrast checker → · Palette generator →