#C33B24#C33B24

#C33B24 is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.0% C 0.176 H 32.1°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#C33B24
RGB	rgb(195, 59, 36)
HSL	hsl(9, 69%, 45%)
HSV	hsv(9, 82%, 76%)
CMYK	cmyk(0%, 69.7%, 81.5%, 23.5%)
CIE-LAB	lab(45.44, 52.89, 43.88)
CIE-LCH	lch(45.44, 68.72, 39.68°)
OKLab	oklab(54.99% 0.1495 0.0939)
OKLCH	oklch(54.99% 0.176 32.1)
XYZ	xyz(24.3909, 14.8611, 3.2529)
Luminance	0.1486 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33B24 #24ACC3

analogous

#C3245D #C33B24 #C38A24

triadic

#C33B24 #24C33B #3B24C3

tetradic

#C33B24 #5DC324 #24ACC3 #8A24C3

square

#C33B24 #5DC324 #24ACC3 #8A24C3

split-complementary

#C33B24 #24C38A #245DC3

monochromatic

#5C1C11 #8F2B1A #C33B24 #DD5D47 #E78A7B

Accessibility & contrast

On white

5.29

#C33B24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C33B24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33B24

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33B24	#FFFFFF	#000000	##FFFFFF
##C33B24	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)

#635820

Deuteranopia (green-blind)

#85771D

Tritanopia (blue-blind)

#D70237

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33b24;
/* rgb */ color: rgb(195, 59, 36);
/* oklch */ color: oklch(55.0% 0.176 32.1);

Tailwind

colors: {
  custom: {
    50: '#de7961',
    500: '#c33b24',
    950: '#000000',
  },
}

SCSS

$custom: #c33b24;
$custom-light: #de7961;
$custom-dark: #000000;

JSON

{
  "hex": "#c33b24",
  "rgb": {
    "r": 195,
    "g": 59,
    "b": 36
  },
  "hsl": {
    "h": 8.679,
    "s": 68.831,
    "l": 45.294
  },
  "oklch": {
    "l": 0.5499,
    "c": 0.17648,
    "h": 32.1
  },
  "luminance": 0.14857
}

Semantic roles & 50–950 ramp

primary

#C33B24

secondary

#74C1CE

accent

#D2EC3C

background

#FFF7F5

surface

#FEEEEA

border

#D6C9C6

text

#170A05

muted

#857C79

Preview Lab

Preview with #C33B24

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

Preview Lab → · Contrast checker → · Palette generator →