#C33F39#C33F39

#C33F39 is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.7% C 0.169 H 26.7°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#C33F39
RGB	rgb(195, 63, 57)
HSL	hsl(3, 55%, 49%)
HSV	hsv(3, 71%, 76%)
CMYK	cmyk(0%, 67.7%, 70.8%, 23.5%)
CIE-LAB	lab(46.25, 52.13, 33.24)
CIE-LCH	lch(46.25, 61.83, 32.52°)
OKLab	oklab(55.67% 0.1512 0.0762)
OKLCH	oklch(55.67% 0.169 26.7)
XYZ	xyz(25.0244, 15.4562, 5.5357)
Luminance	0.1545 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33F39 #39BDC3

analogous

#C33978 #C33F39 #C38439

triadic

#C33F39 #39C33F #3F39C3

tetradic

#C33F39 #78C339 #39BDC3 #8439C3

square

#C33F39 #78C339 #39BDC3 #8439C3

split-complementary

#C33F39 #39C384 #3978C3

monochromatic

#64201D #94302B #C33F39 #D26B67 #E09996

Accessibility & contrast

On white

5.13

#C33F39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#C33F39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33F39

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33F39	#FFFFFF	#000000	##FFFFFF
##C33F39	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B37

Deuteranopia (green-blind)

#857835

Tritanopia (blue-blind)

#D6193F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c33f39;
/* rgb */ color: rgb(195, 63, 57);
/* oklch */ color: oklch(55.7% 0.169 26.7);

Tailwind

colors: {
  custom: {
    50: '#dd7c70',
    500: '#c33f39',
    950: '#000000',
  },
}

SCSS

$custom: #c33f39;
$custom-light: #dd7c70;
$custom-dark: #000000;

JSON

{
  "hex": "#c33f39",
  "rgb": {
    "r": 195,
    "g": 63,
    "b": 57
  },
  "hsl": {
    "h": 2.609,
    "s": 54.762,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55669,
    "c": 0.16934,
    "h": 26.7
  },
  "luminance": 0.15453
}

Semantic roles & 50–950 ramp

primary

#C33F39

secondary

#8CC9CC

accent

#D8DE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C33F39

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

Preview Lab → · Contrast checker → · Palette generator →