#CB405B#CB405B

#CB405B is a mid, vivid red. Relative luminance 0.171; OKLCH L 57.7% C 0.175 H 13.2°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#CB405B
RGB	rgb(203, 64, 91)
HSL	hsl(348, 57%, 52%)
HSV	hsv(348, 68%, 80%)
CMYK	cmyk(0%, 68.5%, 55.2%, 20.4%)
CIE-LAB	lab(48.41, 56.44, 15.95)
CIE-LCH	lch(48.41, 58.65, 15.79°)
OKLab	oklab(57.74% 0.1702 0.04)
OKLCH	oklch(57.74% 0.175 13.2)
XYZ	xyz(28.3529, 17.1225, 11.7075)
Luminance	0.1712 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB405B #40CBB0

analogous

#CB40A1 #CB405B #CB6A40

triadic

#CB405B #5BCB40 #405BCB

tetradic

#CB405B #A1CB40 #40CBB0 #6A40CB

square

#CB405B #A1CB40 #40CBB0 #6A40CB

split-complementary

#CB405B #40CB6A #40A1CB

monochromatic

#721F2F #A22C43 #CB405B #D87084 #E5A0AE

Accessibility & contrast

On white

4.75

#CB405B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#CB405B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB405B

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB405B	#FFFFFF	#000000	##FFFFFF
##CB405B	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#63615B

Deuteranopia (green-blind)

#867D58

Tritanopia (blue-blind)

#DE224B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #cb405b;
/* rgb */ color: rgb(203, 64, 91);
/* oklch */ color: oklch(57.7% 0.175 13.2);

Tailwind

colors: {
  custom: {
    50: '#e17e89',
    500: '#cb405b',
    950: '#000000',
  },
}

SCSS

$custom: #cb405b;
$custom-light: #e17e89;
$custom-dark: #000000;

JSON

{
  "hex": "#cb405b",
  "rgb": {
    "r": 203,
    "g": 64,
    "b": 91
  },
  "hsl": {
    "h": 348.345,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.57739,
    "c": 0.17485,
    "h": 13.2
  },
  "luminance": 0.17119
}

Semantic roles & 50–950 ramp

primary

#CB405B

secondary

#95D2C6

accent

#E0C347

background

#FEF8F8

surface

#FDEFF0

border

#D5CACB

text

#170A0B

muted

#857C7C

Preview Lab

Preview with #CB405B

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

Preview Lab → · Contrast checker → · Palette generator →