#C03433#C03433

#C03433 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.9% C 0.177 H 25.8°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#C03433
RGB	rgb(192, 52, 51)
HSL	hsl(0, 58%, 48%)
HSV	hsv(0, 73%, 75%)
CMYK	cmyk(0%, 72.9%, 73.4%, 24.7%)
CIE-LAB	lab(44.10, 55.08, 34.09)
CIE-LCH	lch(44.10, 64.77, 31.75°)
OKLab	oklab(53.93% 0.1596 0.077)
OKLCH	oklch(53.93% 0.177 25.8)
XYZ	xyz(23.5664, 13.9051, 4.5744)
Luminance	0.1390 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03433 #33BFC0

analogous

#C03378 #C03433 #C07B33

triadic

#C03433 #33C034 #3433C0

tetradic

#C03433 #78C033 #33BFC0 #7B33C0

square

#C03433 #78C033 #33BFC0 #7B33C0

split-complementary

#C03433 #33C07B #3378C0

monochromatic

#5F1A19 #902726 #C03433 #D45D5C #E18D8D

Accessibility & contrast

On white

5.56

#C03433 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#C03433 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03433

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03433	#FFFFFF	#000000	##FFFFFF
##C03433	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5531

Deuteranopia (green-blind)

#80732E

Tritanopia (blue-blind)

#D30036

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #c03433;
/* rgb */ color: rgb(192, 52, 51);
/* oklch */ color: oklch(53.9% 0.177 25.8);

Tailwind

colors: {
  custom: {
    50: '#dc766b',
    500: '#c03433',
    950: '#000000',
  },
}

SCSS

$custom: #c03433;
$custom-light: #dc766b;
$custom-dark: #000000;

JSON

{
  "hex": "#c03433",
  "rgb": {
    "r": 192,
    "g": 52,
    "b": 51
  },
  "hsl": {
    "h": 0.426,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53932,
    "c": 0.17724,
    "h": 25.8
  },
  "luminance": 0.13901
}

Semantic roles & 50–950 ramp

primary

#C03433

secondary

#84CACB

accent

#E0E147

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C03433

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

Preview Lab → · Contrast checker → · Palette generator →