#C03F42#C03F42

#C03F42 is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.3% C 0.165 H 23.1°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#C03F42
RGB	rgb(192, 63, 66)
HSL	hsl(359, 51%, 50%)
HSV	hsv(359, 67%, 75%)
CMYK	cmyk(0%, 67.2%, 65.6%, 24.7%)
CIE-LAB	lab(45.85, 51.62, 27.33)
CIE-LCH	lch(45.85, 58.41, 27.90°)
OKLab	oklab(55.31% 0.1518 0.0646)
OKLCH	oklch(55.31% 0.165 23.1)
XYZ	xyz(24.5016, 15.1583, 6.7889)
Luminance	0.1515 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03F42 #3FC0BD

analogous

#C03F82 #C03F42 #C07D3F

triadic

#C03F42 #42C03F #3F42C0

tetradic

#C03F42 #82C03F #3FC0BD #7D3FC0

square

#C03F42 #82C03F #3FC0BD #7D3FC0

split-complementary

#C03F42 #3FC07D #3F82C0

monochromatic

#642122 #923032 #C03F42 #CF6D6F #DE9B9D

Accessibility & contrast

On white

5.21

#C03F42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#C03F42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03F42

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03F42	#FFFFFF	#000000	##FFFFFF
##C03F42	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625B41

Deuteranopia (green-blind)

#82773E

Tritanopia (blue-blind)

#D31E41

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c03f42;
/* rgb */ color: rgb(192, 63, 66);
/* oklch */ color: oklch(55.3% 0.165 23.1);

Tailwind

colors: {
  custom: {
    50: '#da7b76',
    500: '#c03f42',
    950: '#000000',
  },
}

SCSS

$custom: #c03f42;
$custom-light: #da7b76;
$custom-dark: #000000;

JSON

{
  "hex": "#c03f42",
  "rgb": {
    "r": 192,
    "g": 63,
    "b": 66
  },
  "hsl": {
    "h": 358.605,
    "s": 50.588,
    "l": 50
  },
  "oklch": {
    "l": 0.55311,
    "c": 0.16499,
    "h": 23.1
  },
  "luminance": 0.15155
}

Semantic roles & 50–950 ramp

primary

#C03F42

secondary

#91CAC9

accent

#DAD74E

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C03F42

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

Preview Lab → · Contrast checker → · Palette generator →