#C33A31#C33A31

#C33A31 is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.0% C 0.175 H 28.1°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#C33A31
RGB	rgb(195, 58, 49)
HSL	hsl(4, 60%, 48%)
HSV	hsv(4, 75%, 76%)
CMYK	cmyk(0%, 70.3%, 74.9%, 23.5%)
CIE-LAB	lab(45.43, 53.74, 36.88)
CIE-LCH	lch(45.43, 65.18, 34.46°)
OKLab	oklab(55.02% 0.1546 0.0825)
OKLCH	oklch(55.02% 0.175 28.1)
XYZ	xyz(24.5759, 14.8537, 4.4781)
Luminance	0.1485 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33A31 #31BAC3

analogous

#C33171 #C33A31 #C38331

triadic

#C33A31 #31C33A #3A31C3

tetradic

#C33A31 #71C331 #31BAC3 #8331C3

square

#C33A31 #71C331 #31BAC3 #8331C3

split-complementary

#C33A31 #31C383 #3171C3

monochromatic

#611D18 #922B25 #C33A31 #D6635B #E2928C

Accessibility & contrast

On white

5.29

#C33A31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C33A31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33A31

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33A31	#FFFFFF	#000000	##FFFFFF
##C33A31	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62592F

Deuteranopia (green-blind)

#84762C

Tritanopia (blue-blind)

#D70439

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33a31;
/* rgb */ color: rgb(195, 58, 49);
/* oklch */ color: oklch(55.0% 0.175 28.1);

Tailwind

colors: {
  custom: {
    50: '#de796a',
    500: '#c33a31',
    950: '#000000',
  },
}

SCSS

$custom: #c33a31;
$custom-light: #de796a;
$custom-dark: #000000;

JSON

{
  "hex": "#c33a31",
  "rgb": {
    "r": 195,
    "g": 58,
    "b": 49
  },
  "hsl": {
    "h": 3.699,
    "s": 59.836,
    "l": 47.843
  },
  "oklch": {
    "l": 0.55024,
    "c": 0.17524,
    "h": 28.1
  },
  "luminance": 0.1485
}

Semantic roles & 50–950 ramp

primary

#C33A31

secondary

#83C8CC

accent

#D9E345

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C33A31

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

Preview Lab → · Contrast checker → · Palette generator →