#C03F36#C03F36

#C03F36 is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.1% C 0.167 H 27.8°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#C03F36
RGB	rgb(192, 63, 54)
HSL	hsl(4, 56%, 48%)
HSV	hsv(4, 72%, 75%)
CMYK	cmyk(0%, 67.2%, 71.9%, 24.7%)
CIE-LAB	lab(45.68, 50.99, 34.16)
CIE-LCH	lch(45.68, 61.37, 33.82°)
OKLab	oklab(55.13% 0.1474 0.0778)
OKLCH	oklch(55.13% 0.167 27.8)
XYZ	xyz(24.1842, 15.0313, 5.1172)
Luminance	0.1503 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03F36 #36B7C0

analogous

#C03672 #C03F36 #C08436

triadic

#C03F36 #36C03F #3F36C0

tetradic

#C03F36 #72C036 #36B7C0 #8436C0

square

#C03F36 #72C036 #36B7C0 #8436C0

split-complementary

#C03F36 #36C084 #3672C0

monochromatic

#60201B #902F29 #C03F36 #D26861 #E09690

Accessibility & contrast

On white

5.24

#C03F36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#C03F36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03F36

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03F36	#FFFFFF	#000000	##FFFFFF
##C03F36	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A34

Deuteranopia (green-blind)

#837632

Tritanopia (blue-blind)

#D31A3E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c03f36;
/* rgb */ color: rgb(192, 63, 54);
/* oklch */ color: oklch(55.1% 0.167 27.8);

Tailwind

colors: {
  custom: {
    50: '#db7b6d',
    500: '#c03f36',
    950: '#000000',
  },
}

SCSS

$custom: #c03f36;
$custom-light: #db7b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#c03f36",
  "rgb": {
    "r": 192,
    "g": 63,
    "b": 54
  },
  "hsl": {
    "h": 3.913,
    "s": 56.098,
    "l": 48.235
  },
  "oklch": {
    "l": 0.55126,
    "c": 0.16664,
    "h": 27.8
  },
  "luminance": 0.15028
}

Semantic roles & 50–950 ramp

primary

#C03F36

secondary

#87C6CB

accent

#D6DF48

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#160A07

muted

#847C7A

Preview Lab

Preview with #C03F36

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

Preview Lab → · Contrast checker → · Palette generator →