#C03D3C#C03D3C

#C03D3C is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.0% C 0.168 H 24.9°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#C03D3C
RGB	rgb(192, 61, 60)
HSL	hsl(0, 52%, 49%)
HSV	hsv(0, 69%, 75%)
CMYK	cmyk(0%, 68.2%, 68.7%, 24.7%)
CIE-LAB	lab(45.46, 52.10, 30.42)
CIE-LCH	lch(45.46, 60.33, 30.28°)
OKLab	oklab(54.99% 0.1521 0.0706)
OKLCH	oklch(54.99% 0.168 24.9)
XYZ	xyz(24.2252, 14.8737, 5.8694)
Luminance	0.1487 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03D3C #3CBFC0

analogous

#C03C7D #C03D3C #C07F3C

triadic

#C03D3C #3CC03D #3D3CC0

tetradic

#C03D3C #7DC03C #3CBFC0 #7F3CC0

square

#C03D3C #7DC03C #3CBFC0 #7F3CC0

split-complementary

#C03D3C #3CC07F #3C7DC0

monochromatic

#631F1F #912E2D #C03D3C #D06A69 #DF9898

Accessibility & contrast

On white

5.28

#C03D3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C03D3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03D3C

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03D3C	#FFFFFF	#000000	##FFFFFF
##C03D3C	1.00	5.28	3.97	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615A3B

Deuteranopia (green-blind)

#827638

Tritanopia (blue-blind)

#D3173E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c03d3c;
/* rgb */ color: rgb(192, 61, 60);
/* oklch */ color: oklch(55.0% 0.168 24.9);

Tailwind

colors: {
  custom: {
    50: '#db7a72',
    500: '#c03d3c',
    950: '#000000',
  },
}

SCSS

$custom: #c03d3c;
$custom-light: #db7a72;
$custom-dark: #000000;

JSON

{
  "hex": "#c03d3c",
  "rgb": {
    "r": 192,
    "g": 61,
    "b": 60
  },
  "hsl": {
    "h": 0.455,
    "s": 52.381,
    "l": 49.412
  },
  "oklch": {
    "l": 0.5499,
    "c": 0.1677,
    "h": 24.9
  },
  "luminance": 0.1487
}

Semantic roles & 50–950 ramp

primary

#C03D3C

secondary

#8DCACA

accent

#DBDC4C

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C03D3C

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

Preview Lab → · Contrast checker → · Palette generator →