#CB404D#CB404D

#CB404D is a mid, vivid red. Relative luminance 0.169; OKLCH L 57.4% C 0.175 H 19.4°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#CB404D
RGB	rgb(203, 64, 77)
HSL	hsl(354, 57%, 52%)
HSV	hsv(354, 68%, 80%)
CMYK	cmyk(0%, 68.5%, 62.1%, 20.4%)
CIE-LAB	lab(48.14, 55.46, 24.05)
CIE-LCH	lch(48.14, 60.45, 23.44°)
OKLab	oklab(57.44% 0.1648 0.058)
OKLCH	oklch(57.44% 0.175 19.4)
XYZ	xyz(27.8043, 16.9030, 8.8183)
Luminance	0.1690 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB404D #40CBBE

analogous

#CB4093 #CB404D #CB7840

triadic

#CB404D #4DCB40 #404DCB

tetradic

#CB404D #93CB40 #40CBBE #7840CB

square

#CB404D #93CB40 #40CBBE #7840CB

split-complementary

#CB404D #40CB78 #4093CB

monochromatic

#721F27 #A22C37 #CB404D #D8707A #E5A0A7

Accessibility & contrast

On white

4.79

#CB404D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#CB404D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB404D

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB404D	#FFFFFF	#000000	##FFFFFF
##CB404D	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#65604D

Deuteranopia (green-blind)

#887D49

Tritanopia (blue-blind)

#DE1C46

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #cb404d;
/* rgb */ color: rgb(203, 64, 77);
/* oklch */ color: oklch(57.4% 0.175 19.4);

Tailwind

colors: {
  custom: {
    50: '#e27d7e',
    500: '#cb404d',
    950: '#000000',
  },
}

SCSS

$custom: #cb404d;
$custom-light: #e27d7e;
$custom-dark: #000000;

JSON

{
  "hex": "#cb404d",
  "rgb": {
    "r": 203,
    "g": 64,
    "b": 77
  },
  "hsl": {
    "h": 354.388,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.57443,
    "c": 0.17469,
    "h": 19.4
  },
  "luminance": 0.16899
}

Semantic roles & 50–950 ramp

primary

#CB404D

secondary

#95D2CC

accent

#E0D247

background

#FEF8F7

surface

#FDEFEE

border

#D5CAC9

text

#170A0A

muted

#857C7C

Preview Lab

Preview with #CB404D

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

Preview Lab → · Contrast checker → · Palette generator →