#CB3A47#CB3A47

#CB3A47 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.7% C 0.181 H 20.3°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#CB3A47
RGB	rgb(203, 58, 71)
HSL	hsl(355, 58%, 51%)
HSV	hsv(355, 71%, 80%)
CMYK	cmyk(0%, 71.4%, 65%, 20.4%)
CIE-LAB	lab(47.21, 57.36, 26.47)
CIE-LCH	lch(47.21, 63.17, 24.77°)
OKLab	oklab(56.72% 0.1697 0.0629)
OKLCH	oklch(56.72% 0.181 20.3)
XYZ	xyz(27.2819, 16.1815, 7.6468)
Luminance	0.1618 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3A47 #3ACBBE

analogous

#CB3A8F #CB3A47 #CB753A

triadic

#CB3A47 #47CB3A #3A47CB

tetradic

#CB3A47 #8FCB3A #3ACBBE #753ACB

square

#CB3A47 #8FCB3A #3ACBBE #753ACB

split-complementary

#CB3A47 #3ACB75 #3A8FCB

monochromatic

#6E1D24 #9E2A34 #CB3A47 #D86A74 #E59BA1

Accessibility & contrast

On white

4.96

#CB3A47 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#CB3A47 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3A47

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3A47	#FFFFFF	#000000	##FFFFFF
##CB3A47	1.00	4.96	4.24	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625C46

Deuteranopia (green-blind)

#877B43

Tritanopia (blue-blind)

#DF0640

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3a47;
/* rgb */ color: rgb(203, 58, 71);
/* oklch */ color: oklch(56.7% 0.181 20.3);

Tailwind

colors: {
  custom: {
    50: '#e27a7a',
    500: '#cb3a47',
    950: '#000000',
  },
}

SCSS

$custom: #cb3a47;
$custom-light: #e27a7a;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3a47",
  "rgb": {
    "r": 203,
    "g": 58,
    "b": 71
  },
  "hsl": {
    "h": 354.621,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56719,
    "c": 0.18095,
    "h": 20.3
  },
  "luminance": 0.16178
}

Semantic roles & 50–950 ramp

primary

#CB3A47

secondary

#90D0CB

accent

#E1D446

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A09

muted

#857C7B

Preview Lab

Preview with #CB3A47

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

Preview Lab → · Contrast checker → · Palette generator →