#C33838#C33838

#C33838 is a mid, vivid red. Relative luminance 0.147; OKLCH L 54.9% C 0.176 H 25.1°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#C33838
RGB	rgb(195, 56, 56)
HSL	hsl(0, 55%, 49%)
HSV	hsv(0, 71%, 76%)
CMYK	cmyk(0%, 71.3%, 71.3%, 23.5%)
CIE-LAB	lab(45.25, 54.80, 32.65)
CIE-LCH	lch(45.25, 63.79, 30.78°)
OKLab	oklab(54.91% 0.1594 0.0747)
OKLCH	oklch(54.91% 0.176 25.1)
XYZ	xyz(24.6364, 14.7197, 5.2846)
Luminance	0.1472 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33838 #38C3C3

analogous

#C3387E #C33838 #C37E38

triadic

#C33838 #38C338 #3838C3

tetradic

#C33838 #7EC338 #38C3C3 #7E38C3

square

#C33838 #7EC338 #38C3C3 #7E38C3

split-complementary

#C33838 #38C37E #387EC3

monochromatic

#641D1D #932A2A #C33838 #D36565 #E19595

Accessibility & contrast

On white

5.33

#C33838 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#C33838 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33838

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33838	#FFFFFF	#000000	##FFFFFF
##C33838	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605837

Deuteranopia (green-blind)

#837633

Tritanopia (blue-blind)

#D6003A

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c33838;
/* rgb */ color: rgb(195, 56, 56);
/* oklch */ color: oklch(54.9% 0.176 25.1);

Tailwind

colors: {
  custom: {
    50: '#dd786f',
    500: '#c33838',
    950: '#000000',
  },
}

SCSS

$custom: #c33838;
$custom-light: #dd786f;
$custom-dark: #000000;

JSON

{
  "hex": "#c33838",
  "rgb": {
    "r": 195,
    "g": 56,
    "b": 56
  },
  "hsl": {
    "h": 0,
    "s": 55.378,
    "l": 49.216
  },
  "oklch": {
    "l": 0.54913,
    "c": 0.17608,
    "h": 25.1
  },
  "luminance": 0.14716
}

Semantic roles & 50–950 ramp

primary

#C33838

secondary

#8BCCCC

accent

#DFDF49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C33838

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

Preview Lab → · Contrast checker → · Palette generator →