#CB3A4B#CB3A4B

#CB3A4B is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.8% C 0.181 H 18.7°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#CB3A4B
RGB	rgb(203, 58, 75)
HSL	hsl(353, 58%, 51%)
HSV	hsv(353, 71%, 80%)
CMYK	cmyk(0%, 71.4%, 63.1%, 20.4%)
CIE-LAB	lab(47.28, 57.60, 24.15)
CIE-LCH	lch(47.28, 62.45, 22.75°)
OKLab	oklab(56.79% 0.1712 0.058)
OKLCH	oklch(56.79% 0.181 18.7)
XYZ	xyz(27.4145, 16.2346, 8.3453)
Luminance	0.1623 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3A4B #3ACBBA

analogous

#CB3A93 #CB3A4B #CB713A

triadic

#CB3A4B #4BCB3A #3A4BCB

tetradic

#CB3A4B #93CB3A #3ACBBA #713ACB

square

#CB3A4B #93CB3A #3ACBBA #713ACB

split-complementary

#CB3A4B #3ACB71 #3A93CB

monochromatic

#6E1D26 #9E2A37 #CB3A4B #D86A77 #E59BA3

Accessibility & contrast

On white

4.95

#CB3A4B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#CB3A4B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3A4B

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3A4B	#FFFFFF	#000000	##FFFFFF
##CB3A4B	1.00	4.95	4.25	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625D4B

Deuteranopia (green-blind)

#867B47

Tritanopia (blue-blind)

#DE0A41

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3a4b;
/* rgb */ color: rgb(203, 58, 75);
/* oklch */ color: oklch(56.8% 0.181 18.7);

Tailwind

colors: {
  custom: {
    50: '#e27a7d',
    500: '#cb3a4b',
    950: '#000000',
  },
}

SCSS

$custom: #cb3a4b;
$custom-light: #e27a7d;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3a4b",
  "rgb": {
    "r": 203,
    "g": 58,
    "b": 75
  },
  "hsl": {
    "h": 352.966,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56793,
    "c": 0.18078,
    "h": 18.7
  },
  "luminance": 0.16231
}

Semantic roles & 50–950 ramp

primary

#CB3A4B

secondary

#90D0C9

accent

#E1CF46

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#170A09

muted

#857C7B

Preview Lab

Preview with #CB3A4B

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

Preview Lab → · Contrast checker → · Palette generator →