#C03F2B#C03F2B

#C03F2B is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.0% C 0.169 H 31.5°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#C03F2B
RGB	rgb(192, 63, 43)
HSL	hsl(8, 63%, 46%)
HSV	hsv(8, 78%, 75%)
CMYK	cmyk(0%, 67.2%, 77.6%, 24.7%)
CIE-LAB	lab(45.55, 50.52, 40.15)
CIE-LCH	lch(45.55, 64.54, 38.48°)
OKLab	oklab(54.99% 0.1437 0.0882)
OKLCH	oklch(54.99% 0.169 31.5)
XYZ	xyz(23.9545, 14.9394, 3.9073)
Luminance	0.1494 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03F2B #2BACC0

analogous

#C02B61 #C03F2B #C0892B

triadic

#C03F2B #2BC03F #3F2BC0

tetradic

#C03F2B #61C02B #2BACC0 #892BC0

square

#C03F2B #61C02B #2BACC0 #892BC0

split-complementary

#C03F2B #2BC089 #2B61C0

monochromatic

#5C1E15 #8E2F20 #C03F2B #D86350 #E38F82

Accessibility & contrast

On white

5.27

#C03F2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#C03F2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03F2B

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03F2B	#FFFFFF	#000000	##FFFFFF
##C03F2B	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645A28

Deuteranopia (green-blind)

#847626

Tritanopia (blue-blind)

#D3173B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c03f2b;
/* rgb */ color: rgb(192, 63, 43);
/* oklch */ color: oklch(55.0% 0.169 31.5);

Tailwind

colors: {
  custom: {
    50: '#dc7b66',
    500: '#c03f2b',
    950: '#000000',
  },
}

SCSS

$custom: #c03f2b;
$custom-light: #dc7b66;
$custom-dark: #000000;

JSON

{
  "hex": "#c03f2b",
  "rgb": {
    "r": 192,
    "g": 63,
    "b": 43
  },
  "hsl": {
    "h": 8.054,
    "s": 63.404,
    "l": 46.078
  },
  "oklch": {
    "l": 0.54991,
    "c": 0.1686,
    "h": 31.5
  },
  "luminance": 0.14936
}

Semantic roles & 50–950 ramp

primary

#C03F2B

secondary

#7BC1CC

accent

#D0E641

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C03F2B

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

Preview Lab → · Contrast checker → · Palette generator →