#C33D33#C33D33

#C33D33 is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.4% C 0.172 H 28.3°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#C33D33
RGB	rgb(195, 61, 51)
HSL	hsl(4, 59%, 48%)
HSV	hsv(4, 74%, 76%)
CMYK	cmyk(0%, 68.7%, 73.8%, 23.5%)
CIE-LAB	lab(45.88, 52.66, 36.25)
CIE-LCH	lch(45.88, 63.93, 34.55°)
OKLab	oklab(55.37% 0.1516 0.0816)
OKLCH	oklch(55.37% 0.172 28.3)
XYZ	xyz(24.7747, 15.1823, 4.7573)
Luminance	0.1518 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33D33 #33B9C3

analogous

#C33371 #C33D33 #C38533

triadic

#C33D33 #33C33D #3D33C3

tetradic

#C33D33 #71C333 #33B9C3 #8533C3

square

#C33D33 #71C333 #33B9C3 #8533C3

split-complementary

#C33D33 #33C385 #3371C3

monochromatic

#621F1A #922E26 #C33D33 #D5665E #E2958F

Accessibility & contrast

On white

5.20

#C33D33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#C33D33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33D33

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33D33	#FFFFFF	#000000	##FFFFFF
##C33D33	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A31

Deuteranopia (green-blind)

#85772E

Tritanopia (blue-blind)

#D6113C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c33d33;
/* rgb */ color: rgb(195, 61, 51);
/* oklch */ color: oklch(55.4% 0.172 28.3);

Tailwind

colors: {
  custom: {
    50: '#dd7a6b',
    500: '#c33d33',
    950: '#000000',
  },
}

SCSS

$custom: #c33d33;
$custom-light: #dd7a6b;
$custom-dark: #000000;

JSON

{
  "hex": "#c33d33",
  "rgb": {
    "r": 195,
    "g": 61,
    "b": 51
  },
  "hsl": {
    "h": 4.167,
    "s": 58.537,
    "l": 48.235
  },
  "oklch": {
    "l": 0.55368,
    "c": 0.17218,
    "h": 28.3
  },
  "luminance": 0.15179
}

Semantic roles & 50–950 ramp

primary

#C33D33

secondary

#86C7CC

accent

#D7E246

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C33D33

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

Preview Lab → · Contrast checker → · Palette generator →