#C33B3E#C33B3E

#C33B3E is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.3% C 0.173 H 23.7°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#C33B3E
RGB	rgb(195, 59, 62)
HSL	hsl(359, 54%, 50%)
HSV	hsv(359, 70%, 76%)
CMYK	cmyk(0%, 69.7%, 68.2%, 23.5%)
CIE-LAB	lab(45.75, 53.97, 29.70)
CIE-LCH	lch(45.75, 61.60, 28.83°)
OKLab	oklab(55.31% 0.1581 0.0692)
OKLCH	oklch(55.31% 0.173 23.7)
XYZ	xyz(24.9418, 15.0815, 6.1542)
Luminance	0.1508 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33B3E #3BC3C0

analogous

#C33B82 #C33B3E #C37C3B

triadic

#C33B3E #3EC33B #3B3EC3

tetradic

#C33B3E #82C33B #3BC3C0 #7C3BC3

square

#C33B3E #82C33B #3BC3C0 #7C3BC3

split-complementary

#C33B3E #3BC37C #3B82C3

monochromatic

#651F20 #942D2F #C33B3E #D2696C #E0989A

Accessibility & contrast

On white

5.23

#C33B3E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#C33B3E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33B3E

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33B3E	#FFFFFF	#000000	##FFFFFF
##C33B3E	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615A3D

Deuteranopia (green-blind)

#83773A

Tritanopia (blue-blind)

#D6103E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33b3e;
/* rgb */ color: rgb(195, 59, 62);
/* oklch */ color: oklch(55.3% 0.173 23.7);

Tailwind

colors: {
  custom: {
    50: '#dd7a73',
    500: '#c33b3e',
    950: '#000000',
  },
}

SCSS

$custom: #c33b3e;
$custom-light: #dd7a73;
$custom-dark: #000000;

JSON

{
  "hex": "#c33b3e",
  "rgb": {
    "r": 195,
    "g": 59,
    "b": 62
  },
  "hsl": {
    "h": 358.676,
    "s": 53.543,
    "l": 49.804
  },
  "oklch": {
    "l": 0.55312,
    "c": 0.17256,
    "h": 23.7
  },
  "luminance": 0.15078
}

Semantic roles & 50–950 ramp

primary

#C33B3E

secondary

#8ECCCA

accent

#DDDA4B

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C33B3E

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

Preview Lab → · Contrast checker → · Palette generator →