#C03E2B#C03E2B

#C03E2B is a mid, vivid red. Relative luminance 0.148; OKLCH L 54.9% C 0.170 H 31.2°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#C03E2B
RGB	rgb(192, 62, 43)
HSL	hsl(8, 63%, 46%)
HSV	hsv(8, 78%, 75%)
CMYK	cmyk(0%, 67.7%, 77.6%, 24.7%)
CIE-LAB	lab(45.40, 50.93, 40.00)
CIE-LCH	lch(45.40, 64.76, 38.14°)
OKLab	oklab(54.88% 0.145 0.0879)
OKLCH	oklch(54.88% 0.17 31.2)
XYZ	xyz(23.8996, 14.8297, 3.8890)
Luminance	0.1483 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03E2B #2BADC0

analogous

#C02B62 #C03E2B #C0882B

triadic

#C03E2B #2BC03E #3E2BC0

tetradic

#C03E2B #62C02B #2BADC0 #882BC0

square

#C03E2B #62C02B #2BADC0 #882BC0

split-complementary

#C03E2B #2BC088 #2B62C0

monochromatic

#5C1E15 #8E2E20 #C03E2B #D86250 #E38F82

Accessibility & contrast

On white

5.30

#C03E2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C03E2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03E2B

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03E2B	#FFFFFF	#000000	##FFFFFF
##C03E2B	1.00	5.30	3.97	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635928

Deuteranopia (green-blind)

#847626

Tritanopia (blue-blind)

#D3143B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c03e2b;
/* rgb */ color: rgb(192, 62, 43);
/* oklch */ color: oklch(54.9% 0.170 31.2);

Tailwind

colors: {
  custom: {
    50: '#dc7a66',
    500: '#c03e2b',
    950: '#000000',
  },
}

SCSS

$custom: #c03e2b;
$custom-light: #dc7a66;
$custom-dark: #000000;

JSON

{
  "hex": "#c03e2b",
  "rgb": {
    "r": 192,
    "g": 62,
    "b": 43
  },
  "hsl": {
    "h": 7.651,
    "s": 63.404,
    "l": 46.078
  },
  "oklch": {
    "l": 0.54878,
    "c": 0.16952,
    "h": 31.2
  },
  "luminance": 0.14826
}

Semantic roles & 50–950 ramp

primary

#C03E2B

secondary

#7BC2CC

accent

#D1E641

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C03E2B

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

Preview Lab → · Contrast checker → · Palette generator →