#C03443#C03443

#C03443 is a mid, vivid red. Relative luminance 0.141; OKLCH L 54.2% C 0.176 H 19.6°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#C03443
RGB	rgb(192, 52, 67)
HSL	hsl(354, 57%, 48%)
HSV	hsv(354, 73%, 75%)
CMYK	cmyk(0%, 72.9%, 65.1%, 24.7%)
CIE-LAB	lab(44.33, 55.89, 24.82)
CIE-LCH	lch(44.33, 61.15, 23.95°)
OKLab	oklab(54.19% 0.1656 0.0591)
OKLCH	oklch(54.19% 0.176 19.6)
XYZ	xyz(23.9819, 14.0712, 6.7623)
Luminance	0.1407 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03443 #34C0B1

analogous

#C03489 #C03443 #C06B34

triadic

#C03443 #43C034 #3443C0

tetradic

#C03443 #89C034 #34C0B1 #6B34C0

square

#C03443 #89C034 #34C0B1 #6B34C0

split-complementary

#C03443 #34C06B #3489C0

monochromatic

#601A21 #902732 #C03443 #D35E6A #E08E97

Accessibility & contrast

On white

5.51

#C03443 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#C03443 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03443

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03443	#FFFFFF	#000000	##FFFFFF
##C03443	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5643

Deuteranopia (green-blind)

#7E743F

Tritanopia (blue-blind)

#D3003B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #c03443;
/* rgb */ color: rgb(192, 52, 67);
/* oklch */ color: oklch(54.2% 0.176 19.6);

Tailwind

colors: {
  custom: {
    50: '#db7677',
    500: '#c03443',
    950: '#000000',
  },
}

SCSS

$custom: #c03443;
$custom-light: #db7677;
$custom-dark: #000000;

JSON

{
  "hex": "#c03443",
  "rgb": {
    "r": 192,
    "g": 52,
    "b": 67
  },
  "hsl": {
    "h": 353.571,
    "s": 57.377,
    "l": 47.843
  },
  "oklch": {
    "l": 0.54186,
    "c": 0.1758,
    "h": 19.6
  },
  "luminance": 0.14068
}

Semantic roles & 50–950 ramp

primary

#C03443

secondary

#85CBC3

accent

#E1D047

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #C03443

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

Preview Lab → · Contrast checker → · Palette generator →