#C0403C#C0403C

#C0403C is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.3% C 0.165 H 25.9°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#C0403C
RGB	rgb(192, 64, 60)
HSL	hsl(2, 52%, 49%)
HSV	hsv(2, 69%, 75%)
CMYK	cmyk(0%, 66.7%, 68.7%, 24.7%)
CIE-LAB	lab(45.91, 50.87, 30.96)
CIE-LCH	lch(45.91, 59.55, 31.32°)
OKLab	oklab(55.33% 0.1482 0.0718)
OKLCH	oklch(55.33% 0.165 25.9)
XYZ	xyz(24.3898, 15.2030, 5.9243)
Luminance	0.1520 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C0403C #3CBCC0

analogous

#C03C7A #C0403C #C0823C

triadic

#C0403C #3CC040 #403CC0

tetradic

#C0403C #7AC03C #3CBCC0 #823CC0

square

#C0403C #7AC03C #3CBCC0 #823CC0

split-complementary

#C0403C #3CC082 #3C7AC0

monochromatic

#63211F #91302D #C0403C #D06C69 #DF9A98

Accessibility & contrast

On white

5.20

#C0403C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#C0403C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C0403C

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C0403C	#FFFFFF	#000000	##FFFFFF
##C0403C	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B3B

Deuteranopia (green-blind)

#837738

Tritanopia (blue-blind)

#D31E40

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c0403c;
/* rgb */ color: rgb(192, 64, 60);
/* oklch */ color: oklch(55.3% 0.165 25.9);

Tailwind

colors: {
  custom: {
    50: '#db7c72',
    500: '#c0403c',
    950: '#000000',
  },
}

SCSS

$custom: #c0403c;
$custom-light: #db7c72;
$custom-dark: #000000;

JSON

{
  "hex": "#c0403c",
  "rgb": {
    "r": 192,
    "g": 64,
    "b": 60
  },
  "hsl": {
    "h": 1.818,
    "s": 52.381,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55327,
    "c": 0.16473,
    "h": 25.9
  },
  "luminance": 0.152
}

Semantic roles & 50–950 ramp

primary

#C0403C

secondary

#8DC9CA

accent

#D7DC4C

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C0403C

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

Preview Lab → · Contrast checker → · Palette generator →