#C03A2C#C03A2C

#C03A2C is a mid, vivid red. Relative luminance 0.144; OKLCH L 54.5% C 0.173 H 29.7°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#C03A2C
RGB	rgb(192, 58, 44)
HSL	hsl(6, 63%, 46%)
HSV	hsv(6, 77%, 75%)
CMYK	cmyk(0%, 69.8%, 77.1%, 24.7%)
CIE-LAB	lab(44.83, 52.56, 38.85)
CIE-LCH	lch(44.83, 65.36, 36.47°)
OKLab	oklab(54.45% 0.1503 0.0856)
OKLCH	oklch(54.45% 0.173 29.7)
XYZ	xyz(23.7086, 14.4180, 3.9170)
Luminance	0.1441 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03A2C #2CB2C0

analogous

#C02C68 #C03A2C #C0842C

triadic

#C03A2C #2CC03A #3A2CC0

tetradic

#C03A2C #68C02C #2CB2C0 #842CC0

square

#C03A2C #68C02C #2CB2C0 #842CC0

split-complementary

#C03A2C #2CC084 #2C68C0

monochromatic

#5C1C15 #8E2B21 #C03A2C #D75F52 #E38D84

Accessibility & contrast

On white

5.41

#C03A2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#C03A2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03A2C

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03A2C	#FFFFFF	#000000	##FFFFFF
##C03A2C	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615729

Deuteranopia (green-blind)

#827527

Tritanopia (blue-blind)

#D30638

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c03a2c;
/* rgb */ color: rgb(192, 58, 44);
/* oklch */ color: oklch(54.5% 0.173 29.7);

Tailwind

colors: {
  custom: {
    50: '#dc7866',
    500: '#c03a2c',
    950: '#000000',
  },
}

SCSS

$custom: #c03a2c;
$custom-light: #dc7866;
$custom-dark: #000000;

JSON

{
  "hex": "#c03a2c",
  "rgb": {
    "r": 192,
    "g": 58,
    "b": 44
  },
  "hsl": {
    "h": 5.676,
    "s": 62.712,
    "l": 46.275
  },
  "oklch": {
    "l": 0.54451,
    "c": 0.17295,
    "h": 29.7
  },
  "luminance": 0.14414
}

Semantic roles & 50–950 ramp

primary

#C03A2C

secondary

#7CC4CC

accent

#D6E642

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C03A2C

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

Preview Lab → · Contrast checker → · Palette generator →