#C33B2F#C33B2F

#C33B2F is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.1% C 0.175 H 29.0°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#C33B2F
RGB	rgb(195, 59, 47)
HSL	hsl(5, 61%, 47%)
HSV	hsv(5, 76%, 76%)
CMYK	cmyk(0%, 69.7%, 75.9%, 23.5%)
CIE-LAB	lab(45.55, 53.27, 38.13)
CIE-LCH	lch(45.55, 65.51, 35.59°)
OKLab	oklab(55.1% 0.1528 0.0847)
OKLCH	oklch(55.1% 0.175 29)
XYZ	xyz(24.5855, 14.9390, 4.2777)
Luminance	0.1494 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33B2F #2FB7C3

analogous

#C32F6D #C33B2F #C3852F

triadic

#C33B2F #2FC33B #3B2FC3

tetradic

#C33B2F #6DC32F #2FB7C3 #852FC3

square

#C33B2F #6DC32F #2FB7C3 #852FC3

split-complementary

#C33B2F #2FC385 #2F6DC3

monochromatic

#601D17 #922C23 #C33B2F #D76358 #E3918A

Accessibility & contrast

On white

5.27

#C33B2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#C33B2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33B2F

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33B2F	#FFFFFF	#000000	##FFFFFF
##C33B2F	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62592C

Deuteranopia (green-blind)

#84772A

Tritanopia (blue-blind)

#D70739

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33b2f;
/* rgb */ color: rgb(195, 59, 47);
/* oklch */ color: oklch(55.1% 0.175 29.0);

Tailwind

colors: {
  custom: {
    50: '#de7968',
    500: '#c33b2f',
    950: '#000000',
  },
}

SCSS

$custom: #c33b2f;
$custom-light: #de7968;
$custom-dark: #000000;

JSON

{
  "hex": "#c33b2f",
  "rgb": {
    "r": 195,
    "g": 59,
    "b": 47
  },
  "hsl": {
    "h": 4.865,
    "s": 61.157,
    "l": 47.451
  },
  "oklch": {
    "l": 0.55104,
    "c": 0.17466,
    "h": 29
  },
  "luminance": 0.14935
}

Semantic roles & 50–950 ramp

primary

#C33B2F

secondary

#81C6CD

accent

#D7E444

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C33B2F

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

Preview Lab → · Contrast checker → · Palette generator →