#CB3B46#CB3B46

#CB3B46 is a mid, vivid red. Relative luminance 0.163; OKLCH L 56.8% C 0.180 H 21.0°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#CB3B46
RGB	rgb(203, 59, 70)
HSL	hsl(355, 58%, 51%)
HSV	hsv(355, 71%, 80%)
CMYK	cmyk(0%, 70.9%, 65.5%, 20.4%)
CIE-LAB	lab(47.33, 56.94, 27.22)
CIE-LCH	lch(47.33, 63.11, 25.55°)
OKLab	oklab(56.8% 0.1681 0.0644)
OKLCH	oklch(56.8% 0.18 21)
XYZ	xyz(27.3009, 16.2706, 7.4961)
Luminance	0.1627 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3B46 #3BCBC0

analogous

#CB3B8E #CB3B46 #CB783B

triadic

#CB3B46 #46CB3B #3B46CB

tetradic

#CB3B46 #8ECB3B #3BCBC0 #783BCB

square

#CB3B46 #8ECB3B #3BCBC0 #783BCB

split-complementary

#CB3B46 #3BCB78 #3B8ECB

monochromatic

#6E1D23 #9F2A33 #CB3B46 #D86B74 #E59CA1

Accessibility & contrast

On white

4.94

#CB3B46 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#CB3B46 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3B46

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3B46	#FFFFFF	#000000	##FFFFFF
##CB3B46	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635D45

Deuteranopia (green-blind)

#877B42

Tritanopia (blue-blind)

#DF0A40

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3b46;
/* rgb */ color: rgb(203, 59, 70);
/* oklch */ color: oklch(56.8% 0.180 21.0);

Tailwind

colors: {
  custom: {
    50: '#e27b79',
    500: '#cb3b46',
    950: '#000000',
  },
}

SCSS

$custom: #cb3b46;
$custom-light: #e27b79;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3b46",
  "rgb": {
    "r": 203,
    "g": 59,
    "b": 70
  },
  "hsl": {
    "h": 355.417,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.568,
    "c": 0.18005,
    "h": 21
  },
  "luminance": 0.16267
}

Semantic roles & 50–950 ramp

primary

#CB3B46

secondary

#91D1CC

accent

#E1D547

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A09

muted

#857C7B

Preview Lab

Preview with #CB3B46

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

Preview Lab → · Contrast checker → · Palette generator →