#CB4053#CB4053

#CB4053 is a mid, vivid red. Relative luminance 0.170; OKLCH L 57.6% C 0.175 H 16.8°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#CB4053
RGB	rgb(203, 64, 83)
HSL	hsl(352, 57%, 52%)
HSV	hsv(352, 68%, 80%)
CMYK	cmyk(0%, 68.5%, 59.1%, 20.4%)
CIE-LAB	lab(48.25, 55.86, 20.58)
CIE-LCH	lch(48.25, 59.53, 20.23°)
OKLab	oklab(57.56% 0.1671 0.0505)
OKLCH	oklch(57.56% 0.175 16.8)
XYZ	xyz(28.0260, 16.9917, 9.9859)
Luminance	0.1699 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4053 #40CBB8

analogous

#CB4098 #CB4053 #CB7340

triadic

#CB4053 #53CB40 #4053CB

tetradic

#CB4053 #98CB40 #40CBB8 #7340CB

square

#CB4053 #98CB40 #40CBB8 #7340CB

split-complementary

#CB4053 #40CB73 #4098CB

monochromatic

#721F2A #A22C3C #CB4053 #D8707E #E5A0AA

Accessibility & contrast

On white

4.78

#CB4053 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#CB4053 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB4053

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4053	#FFFFFF	#000000	##FFFFFF
##CB4053	1.00	4.78	4.40	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#646053

Deuteranopia (green-blind)

#877D4F

Tritanopia (blue-blind)

#DE1F48

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #cb4053;
/* rgb */ color: rgb(203, 64, 83);
/* oklch */ color: oklch(57.6% 0.175 16.8);

Tailwind

colors: {
  custom: {
    50: '#e27d83',
    500: '#cb4053',
    950: '#000000',
  },
}

SCSS

$custom: #cb4053;
$custom-light: #e27d83;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4053",
  "rgb": {
    "r": 203,
    "g": 64,
    "b": 83
  },
  "hsl": {
    "h": 351.799,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.57563,
    "c": 0.17457,
    "h": 16.8
  },
  "luminance": 0.16988
}

Semantic roles & 50–950 ramp

primary

#CB4053

secondary

#95D2C9

accent

#E0CC47

background

#FEF8F8

surface

#FDEFEF

border

#D5CACA

text

#170A0A

muted

#857C7C

Preview Lab

Preview with #CB4053

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

Preview Lab → · Contrast checker → · Palette generator →