#C33638#C33638

#C33638 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.7% C 0.178 H 24.6°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#C33638
RGB	rgb(195, 54, 56)
HSL	hsl(359, 57%, 49%)
HSV	hsv(359, 72%, 76%)
CMYK	cmyk(0%, 72.3%, 71.3%, 23.5%)
CIE-LAB	lab(44.98, 55.53, 32.34)
CIE-LCH	lch(44.98, 64.26, 30.21°)
OKLab	oklab(54.72% 0.1618 0.074)
OKLCH	oklch(54.72% 0.178 24.6)
XYZ	xyz(24.5414, 14.5297, 5.2529)
Luminance	0.1453 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33638 #36C3C1

analogous

#C3367F #C33638 #C37B36

triadic

#C33638 #38C336 #3638C3

tetradic

#C33638 #7FC336 #36C3C1 #7B36C3

square

#C33638 #7FC336 #36C3C1 #7B36C3

split-complementary

#C33638 #36C37B #367FC3

monochromatic

#631B1C #93292A #C33638 #D46364 #E19294

Accessibility & contrast

On white

5.38

#C33638 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#C33638 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33638

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33638	#FFFFFF	#000000	##FFFFFF
##C33638	1.00	5.38	3.91	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5737

Deuteranopia (green-blind)

#827633

Tritanopia (blue-blind)

#D60038

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c33638;
/* rgb */ color: rgb(195, 54, 56);
/* oklch */ color: oklch(54.7% 0.178 24.6);

Tailwind

colors: {
  custom: {
    50: '#dd776f',
    500: '#c33638',
    950: '#000000',
  },
}

SCSS

$custom: #c33638;
$custom-light: #dd776f;
$custom-dark: #000000;

JSON

{
  "hex": "#c33638",
  "rgb": {
    "r": 195,
    "g": 54,
    "b": 56
  },
  "hsl": {
    "h": 359.149,
    "s": 56.627,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54716,
    "c": 0.17789,
    "h": 24.6
  },
  "luminance": 0.14526
}

Semantic roles & 50–950 ramp

primary

#C33638

secondary

#89CCCB

accent

#E0DE48

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170907

muted

#857B7A

Preview Lab

Preview with #C33638

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

Preview Lab → · Contrast checker → · Palette generator →