#C33839#C33839

#C33839 is a mid, vivid red. Relative luminance 0.147; OKLCH L 54.9% C 0.176 H 24.7°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#C33839
RGB	rgb(195, 56, 57)
HSL	hsl(360, 55%, 49%)
HSV	hsv(360, 71%, 76%)
CMYK	cmyk(0%, 71.3%, 70.8%, 23.5%)
CIE-LAB	lab(45.26, 54.85, 32.08)
CIE-LCH	lch(45.26, 63.54, 30.32°)
OKLab	oklab(54.93% 0.1598 0.0736)
OKLCH	oklch(54.93% 0.176 24.7)
XYZ	xyz(24.6611, 14.7295, 5.4146)
Luminance	0.1473 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33839 #38C3C2

analogous

#C3387F #C33839 #C37D38

triadic

#C33839 #39C338 #3839C3

tetradic

#C33839 #7FC338 #38C3C2 #7D38C3

square

#C33839 #7FC338 #38C3C2 #7D38C3

split-complementary

#C33839 #38C37D #387FC3

monochromatic

#641D1D #932A2B #C33839 #D36566 #E19595

Accessibility & contrast

On white

5.32

#C33839 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#C33839 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33839

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33839	#FFFFFF	#000000	##FFFFFF
##C33839	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605838

Deuteranopia (green-blind)

#837634

Tritanopia (blue-blind)

#D6003A

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c33839;
/* rgb */ color: rgb(195, 56, 57);
/* oklch */ color: oklch(54.9% 0.176 24.7);

Tailwind

colors: {
  custom: {
    50: '#dd786f',
    500: '#c33839',
    950: '#000000',
  },
}

SCSS

$custom: #c33839;
$custom-light: #dd786f;
$custom-dark: #000000;

JSON

{
  "hex": "#c33839",
  "rgb": {
    "r": 195,
    "g": 56,
    "b": 57
  },
  "hsl": {
    "h": 359.568,
    "s": 55.378,
    "l": 49.216
  },
  "oklch": {
    "l": 0.54928,
    "c": 0.17596,
    "h": 24.7
  },
  "luminance": 0.14726
}

Semantic roles & 50–950 ramp

primary

#C33839

secondary

#8BCCCB

accent

#DFDE49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C33839

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

Preview Lab → · Contrast checker → · Palette generator →