#C33B3A#C33B3A

#C33B3A is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.3% C 0.173 H 25.2°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#C33B3A
RGB	rgb(195, 59, 58)
HSL	hsl(0, 54%, 50%)
HSV	hsv(0, 70%, 76%)
CMYK	cmyk(0%, 69.7%, 70.3%, 23.5%)
CIE-LAB	lab(45.69, 53.76, 31.99)
CIE-LCH	lch(45.69, 62.56, 30.76°)
OKLab	oklab(55.25% 0.1566 0.0736)
OKLCH	oklch(55.25% 0.173 25.2)
XYZ	xyz(24.8361, 15.0392, 5.5973)
Luminance	0.1504 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33B3A #3AC2C3

analogous

#C33A7E #C33B3A #C3803A

triadic

#C33B3A #3AC33B #3B3AC3

tetradic

#C33B3A #7EC33A #3AC2C3 #803AC3

square

#C33B3A #7EC33A #3AC2C3 #803AC3

split-complementary

#C33B3A #3AC380 #3A7EC3

monochromatic

#651E1E #942D2C #C33B3A #D26968 #E09897

Accessibility & contrast

On white

5.24

#C33B3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#C33B3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33B3A

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33B3A	#FFFFFF	#000000	##FFFFFF
##C33B3A	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615A39

Deuteranopia (green-blind)

#837736

Tritanopia (blue-blind)

#D60D3C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33b3a;
/* rgb */ color: rgb(195, 59, 58);
/* oklch */ color: oklch(55.3% 0.173 25.2);

Tailwind

colors: {
  custom: {
    50: '#dd7a70',
    500: '#c33b3a',
    950: '#000000',
  },
}

SCSS

$custom: #c33b3a;
$custom-light: #dd7a70;
$custom-dark: #000000;

JSON

{
  "hex": "#c33b3a",
  "rgb": {
    "r": 195,
    "g": 59,
    "b": 58
  },
  "hsl": {
    "h": 0.438,
    "s": 54.15,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55251,
    "c": 0.17304,
    "h": 25.2
  },
  "luminance": 0.15036
}

Semantic roles & 50–950 ramp

primary

#C33B3A

secondary

#8DCBCC

accent

#DCDE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C33B3A

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

Preview Lab → · Contrast checker → · Palette generator →