#CB3F52#CB3F52

#CB3F52 is a mid, vivid red. Relative luminance 0.169; OKLCH L 57.4% C 0.176 H 17.0°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#CB3F52
RGB	rgb(203, 63, 82)
HSL	hsl(352, 57%, 52%)
HSV	hsv(352, 69%, 80%)
CMYK	cmyk(0%, 69%, 59.6%, 20.4%)
CIE-LAB	lab(48.09, 56.18, 20.97)
CIE-LCH	lch(48.09, 59.96, 20.47°)
OKLab	oklab(57.44% 0.168 0.0513)
OKLCH	oklch(57.44% 0.176 17)
XYZ	xyz(27.9318, 16.8646, 9.7654)
Luminance	0.1686 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3F52 #3FCBB8

analogous

#CB3F98 #CB3F52 #CB723F

triadic

#CB3F52 #52CB3F #3F52CB

tetradic

#CB3F52 #98CB3F #3FCBB8 #723FCB

square

#CB3F52 #98CB3F #3FCBB8 #723FCB

split-complementary

#CB3F52 #3FCB72 #3F98CB

monochromatic

#711F2A #A12C3C #CB3F52 #D86F7D #E59FA9

Accessibility & contrast

On white

4.80

#CB3F52 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#CB3F52 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3F52

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3F52	#FFFFFF	#000000	##FFFFFF
##CB3F52	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636052

Deuteranopia (green-blind)

#877D4E

Tritanopia (blue-blind)

#DE1C47

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #cb3f52;
/* rgb */ color: rgb(203, 63, 82);
/* oklch */ color: oklch(57.4% 0.176 17.0);

Tailwind

colors: {
  custom: {
    50: '#e27d82',
    500: '#cb3f52',
    950: '#000000',
  },
}

SCSS

$custom: #cb3f52;
$custom-light: #e27d82;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3f52",
  "rgb": {
    "r": 203,
    "g": 63,
    "b": 82
  },
  "hsl": {
    "h": 351.857,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.57437,
    "c": 0.17562,
    "h": 17
  },
  "luminance": 0.16861
}

Semantic roles & 50–950 ramp

primary

#CB3F52

secondary

#94D1C9

accent

#E1CC47

background

#FEF8F7

surface

#FDEFEE

border

#D5CAC9

text

#170A0A

muted

#857C7C

Preview Lab

Preview with #CB3F52

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

Preview Lab → · Contrast checker → · Palette generator →