#CB3D4B#CB3D4B

#CB3D4B is a mid, vivid red. Relative luminance 0.165; OKLCH L 57.1% C 0.178 H 19.5°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#CB3D4B
RGB	rgb(203, 61, 75)
HSL	hsl(354, 58%, 52%)
HSV	hsv(354, 70%, 80%)
CMYK	cmyk(0%, 70%, 63.1%, 20.4%)
CIE-LAB	lab(47.68, 56.49, 24.67)
CIE-LCH	lch(47.68, 61.64, 23.59°)
OKLab	oklab(57.09% 0.1677 0.0592)
OKLCH	oklch(57.09% 0.178 19.5)
XYZ	xyz(27.5702, 16.5460, 8.3972)
Luminance	0.1654 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3D4B #3DCBBD

analogous

#CB3D92 #CB3D4B #CB763D

triadic

#CB3D4B #4BCB3D #3D4BCB

tetradic

#CB3D4B #92CB3D #3DCBBD #763DCB

square

#CB3D4B #92CB3D #3DCBBD #763DCB

split-complementary

#CB3D4B #3DCB76 #3D92CB

monochromatic

#701E26 #A02B36 #CB3D4B #D86D78 #E59EA5

Accessibility & contrast

On white

4.87

#CB3D4B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#CB3D4B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3D4B

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3D4B	#FFFFFF	#000000	##FFFFFF
##CB3D4B	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635E4B

Deuteranopia (green-blind)

#877C47

Tritanopia (blue-blind)

#DE1443

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #cb3d4b;
/* rgb */ color: rgb(203, 61, 75);
/* oklch */ color: oklch(57.1% 0.178 19.5);

Tailwind

colors: {
  custom: {
    50: '#e27c7d',
    500: '#cb3d4b',
    950: '#000000',
  },
}

SCSS

$custom: #cb3d4b;
$custom-light: #e27c7d;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3d4b",
  "rgb": {
    "r": 203,
    "g": 61,
    "b": 75
  },
  "hsl": {
    "h": 354.085,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.57092,
    "c": 0.17782,
    "h": 19.5
  },
  "luminance": 0.16542
}

Semantic roles & 50–950 ramp

primary

#CB3D4B

secondary

#93D1CB

accent

#E1D247

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#170A09

muted

#857C7B

Preview Lab

Preview with #CB3D4B

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

Preview Lab → · Contrast checker → · Palette generator →