#C33733#C33733

#C33733 is a mid, vivid red. Relative luminance 0.146; OKLCH L 54.7% C 0.178 H 26.6°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#C33733
RGB	rgb(195, 55, 51)
HSL	hsl(2, 59%, 48%)
HSV	hsv(2, 74%, 76%)
CMYK	cmyk(0%, 71.8%, 73.8%, 23.5%)
CIE-LAB	lab(45.05, 54.94, 35.32)
CIE-LCH	lch(45.05, 65.32, 32.73°)
OKLab	oklab(54.75% 0.1588 0.0795)
OKLCH	oklch(54.75% 0.178 26.6)
XYZ	xyz(24.4722, 14.5772, 4.6564)
Luminance	0.1457 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33733 #33BFC3

analogous

#C33377 #C33733 #C37F33

triadic

#C33733 #33C337 #3733C3

tetradic

#C33733 #77C333 #33BFC3 #7F33C3

square

#C33733 #77C333 #33BFC3 #7F33C3

split-complementary

#C33733 #33C37F #3377C3

monochromatic

#621C1A #922926 #C33733 #D5625E #E2918F

Accessibility & contrast

On white

5.36

#C33733 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#C33733 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33733

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33733	#FFFFFF	#000000	##FFFFFF
##C33733	1.00	5.36	3.91	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605731

Deuteranopia (green-blind)

#83762E

Tritanopia (blue-blind)

#D70038

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c33733;
/* rgb */ color: rgb(195, 55, 51);
/* oklch */ color: oklch(54.7% 0.178 26.6);

Tailwind

colors: {
  custom: {
    50: '#de776b',
    500: '#c33733',
    950: '#000000',
  },
}

SCSS

$custom: #c33733;
$custom-light: #de776b;
$custom-dark: #000000;

JSON

{
  "hex": "#c33733",
  "rgb": {
    "r": 195,
    "g": 55,
    "b": 51
  },
  "hsl": {
    "h": 1.667,
    "s": 58.537,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54745,
    "c": 0.17763,
    "h": 26.6
  },
  "luminance": 0.14573
}

Semantic roles & 50–950 ramp

primary

#C33733

secondary

#86CACC

accent

#DDE246

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C33733

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

Preview Lab → · Contrast checker → · Palette generator →