#CB3C45#CB3C45

#CB3C45 is a mid, vivid red. Relative luminance 0.164; OKLCH L 56.9% C 0.179 H 21.6°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#CB3C45
RGB	rgb(203, 60, 69)
HSL	hsl(356, 58%, 52%)
HSV	hsv(356, 70%, 80%)
CMYK	cmyk(0%, 70.4%, 66%, 20.4%)
CIE-LAB	lab(47.45, 56.51, 27.96)
CIE-LCH	lch(47.45, 63.05, 26.33°)
OKLab	oklab(56.88% 0.1666 0.066)
OKLCH	oklch(56.88% 0.179 21.6)
XYZ	xyz(27.3215, 16.3619, 7.3486)
Luminance	0.1636 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3C45 #3CCBC2

analogous

#CB3C8D #CB3C45 #CB7B3C

triadic

#CB3C45 #45CB3C #3C45CB

tetradic

#CB3C45 #8DCB3C #3CCBC2 #7B3CCB

square

#CB3C45 #8DCB3C #3CCBC2 #7B3CCB

split-complementary

#CB3C45 #3CCB7B #3C8DCB

monochromatic

#6F1E23 #9F2A32 #CB3C45 #D86C73 #E59DA1

Accessibility & contrast

On white

4.92

#CB3C45 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#CB3C45 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3C45

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3C45	#FFFFFF	#000000	##FFFFFF
##CB3C45	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645D44

Deuteranopia (green-blind)

#887C41

Tritanopia (blue-blind)

#DF0D41

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #cb3c45;
/* rgb */ color: rgb(203, 60, 69);
/* oklch */ color: oklch(56.9% 0.179 21.6);

Tailwind

colors: {
  custom: {
    50: '#e37b78',
    500: '#cb3c45',
    950: '#000000',
  },
}

SCSS

$custom: #cb3c45;
$custom-light: #e37b78;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3c45",
  "rgb": {
    "r": 203,
    "g": 60,
    "b": 69
  },
  "hsl": {
    "h": 356.224,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56883,
    "c": 0.17917,
    "h": 21.6
  },
  "luminance": 0.16358
}

Semantic roles & 50–950 ramp

primary

#CB3C45

secondary

#92D1CD

accent

#E1D747

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A09

muted

#857C7B

Preview Lab

Preview with #CB3C45

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

Preview Lab → · Contrast checker → · Palette generator →