#C0404B#C0404B

#C0404B is a mid, vivid red. Relative luminance 0.154; OKLCH L 55.6% C 0.163 H 19.4°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#C0404B
RGB	rgb(192, 64, 75)
HSL	hsl(355, 50%, 50%)
HSV	hsv(355, 67%, 75%)
CMYK	cmyk(0%, 66.7%, 60.9%, 24.7%)
CIE-LAB	lab(46.16, 51.77, 22.31)
CIE-LCH	lch(46.16, 56.38, 23.31°)
OKLab	oklab(55.59% 0.154 0.0541)
OKLCH	oklch(55.59% 0.163 19.4)
XYZ	xyz(24.8440, 15.3847, 8.3166)
Luminance	0.1538 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C0404B #40C0B5

analogous

#C0408B #C0404B #C07540

triadic

#C0404B #4BC040 #404BC0

tetradic

#C0404B #8BC040 #40C0B5 #7540C0

square

#C0404B #8BC040 #40C0B5 #7540C0

split-complementary

#C0404B #40C075 #408BC0

monochromatic

#642127 #923039 #C0404B #CF6E76 #DE9CA2

Accessibility & contrast

On white

5.15

#C0404B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#C0404B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C0404B

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C0404B	#FFFFFF	#000000	##FFFFFF
##C0404B	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615C4B

Deuteranopia (green-blind)

#827748

Tritanopia (blue-blind)

#D22345

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c0404b;
/* rgb */ color: rgb(192, 64, 75);
/* oklch */ color: oklch(55.6% 0.163 19.4);

Tailwind

colors: {
  custom: {
    50: '#da7c7d',
    500: '#c0404b',
    950: '#000000',
  },
}

SCSS

$custom: #c0404b;
$custom-light: #da7c7d;
$custom-dark: #000000;

JSON

{
  "hex": "#c0404b",
  "rgb": {
    "r": 192,
    "g": 64,
    "b": 75
  },
  "hsl": {
    "h": 354.844,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.5559,
    "c": 0.16324,
    "h": 19.4
  },
  "luminance": 0.15381
}

Semantic roles & 50–950 ramp

primary

#C0404B

secondary

#91CBC6

accent

#DACE4E

background

#FEF7F7

surface

#FCEEEE

border

#D5C9C9

text

#160A09

muted

#847C7B

Preview Lab

Preview with #C0404B

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

Preview Lab → · Contrast checker → · Palette generator →