#C03A3E#C03A3E

#C03A3E is a mid, vivid red. Relative luminance 0.146; OKLCH L 54.7% C 0.170 H 23.2°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#C03A3E
RGB	rgb(192, 58, 62)
HSL	hsl(358, 54%, 49%)
HSV	hsv(358, 70%, 75%)
CMYK	cmyk(0%, 69.8%, 67.7%, 24.7%)
CIE-LAB	lab(45.06, 53.39, 28.74)
CIE-LCH	lch(45.06, 60.63, 28.30°)
OKLab	oklab(54.7% 0.1566 0.0672)
OKLCH	oklch(54.7% 0.17 23.2)
XYZ	xyz(24.1234, 14.5839, 6.1012)
Luminance	0.1458 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03A3E #3AC0BC

analogous

#C03A81 #C03A3E #C0793A

triadic

#C03A3E #3EC03A #3A3EC0

tetradic

#C03A3E #81C03A #3AC0BC #793AC0

square

#C03A3E #81C03A #3AC0BC #793AC0

split-complementary

#C03A3E #3AC079 #3A81C0

monochromatic

#621E20 #912C2F #C03A3E #D1666A #DF9598

Accessibility & contrast

On white

5.36

#C03A3E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#C03A3E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03A3E

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03A3E	#FFFFFF	#000000	##FFFFFF
##C03A3E	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F583D

Deuteranopia (green-blind)

#81753A

Tritanopia (blue-blind)

#D3103D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c03a3e;
/* rgb */ color: rgb(192, 58, 62);
/* oklch */ color: oklch(54.7% 0.170 23.2);

Tailwind

colors: {
  custom: {
    50: '#db7973',
    500: '#c03a3e',
    950: '#000000',
  },
}

SCSS

$custom: #c03a3e;
$custom-light: #db7973;
$custom-dark: #000000;

JSON

{
  "hex": "#c03a3e",
  "rgb": {
    "r": 192,
    "g": 58,
    "b": 62
  },
  "hsl": {
    "h": 358.209,
    "s": 53.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.54699,
    "c": 0.17041,
    "h": 23.2
  },
  "luminance": 0.1458
}

Semantic roles & 50–950 ramp

primary

#C03A3E

secondary

#8BCAC9

accent

#DDD94B

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C03A3E

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

Preview Lab → · Contrast checker → · Palette generator →