#C03D3A#C03D3A

#C03D3A is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.0% C 0.168 H 25.7°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#C03D3A
RGB	rgb(192, 61, 58)
HSL	hsl(1, 54%, 49%)
HSV	hsv(1, 70%, 75%)
CMYK	cmyk(0%, 68.2%, 69.8%, 24.7%)
CIE-LAB	lab(45.43, 51.99, 31.56)
CIE-LCH	lch(45.43, 60.82, 31.26°)
OKLab	oklab(54.96% 0.1514 0.0728)
OKLCH	oklch(54.96% 0.168 25.7)
XYZ	xyz(24.1733, 14.8530, 5.5962)
Luminance	0.1485 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03D3A #3ABDC0

analogous

#C03A7A #C03D3A #C0803A

triadic

#C03D3A #3AC03D #3D3AC0

tetradic

#C03D3A #7AC03A #3ABDC0 #803AC0

square

#C03D3A #7AC03A #3ABDC0 #803AC0

split-complementary

#C03D3A #3AC080 #3A7AC0

monochromatic

#621F1E #912E2C #C03D3A #D16966 #DF9795

Accessibility & contrast

On white

5.29

#C03D3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C03D3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03D3A

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03D3A	#FFFFFF	#000000	##FFFFFF
##C03D3A	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)

#615A38

Deuteranopia (green-blind)

#827636

Tritanopia (blue-blind)

#D3173E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c03d3a;
/* rgb */ color: rgb(192, 61, 58);
/* oklch */ color: oklch(55.0% 0.168 25.7);

Tailwind

colors: {
  custom: {
    50: '#db7a70',
    500: '#c03d3a',
    950: '#000000',
  },
}

SCSS

$custom: #c03d3a;
$custom-light: #db7a70;
$custom-dark: #000000;

JSON

{
  "hex": "#c03d3a",
  "rgb": {
    "r": 192,
    "g": 61,
    "b": 58
  },
  "hsl": {
    "h": 1.343,
    "s": 53.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.54959,
    "c": 0.16797,
    "h": 25.7
  },
  "luminance": 0.14849
}

Semantic roles & 50–950 ramp

primary

#C03D3A

secondary

#8BC9CA

accent

#DADD4B

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A07

muted

#847C7A

Preview Lab

Preview with #C03D3A

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

Preview Lab → · Contrast checker → · Palette generator →