#CB3B4F#CB3B4F

#CB3B4F is a mid, vivid red. Relative luminance 0.164; OKLCH L 57.0% C 0.180 H 17.3°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#CB3B4F
RGB	rgb(203, 59, 79)
HSL	hsl(352, 58%, 51%)
HSV	hsv(352, 71%, 80%)
CMYK	cmyk(0%, 70.9%, 61.1%, 20.4%)
CIE-LAB	lab(47.49, 57.48, 22.00)
CIE-LCH	lch(47.49, 61.55, 20.94°)
OKLab	oklab(56.97% 0.1716 0.0534)
OKLCH	oklch(56.97% 0.18 17.3)
XYZ	xyz(27.6066, 16.3929, 9.1061)
Luminance	0.1639 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3B4F #3BCBB7

analogous

#CB3B97 #CB3B4F #CB6F3B

triadic

#CB3B4F #4FCB3B #3B4FCB

tetradic

#CB3B4F #97CB3B #3BCBB7 #6F3BCB

square

#CB3B4F #97CB3B #3BCBB7 #6F3BCB

split-complementary

#CB3B4F #3BCB6F #3B97CB

monochromatic

#6E1D29 #9F2A3A #CB3B4F #D86B7A #E59CA6

Accessibility & contrast

On white

4.91

#CB3B4F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#CB3B4F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3B4F

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3B4F	#FFFFFF	#000000	##FFFFFF
##CB3B4F	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625D4F

Deuteranopia (green-blind)

#867C4B

Tritanopia (blue-blind)

#DE1143

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #cb3b4f;
/* rgb */ color: rgb(203, 59, 79);
/* oklch */ color: oklch(57.0% 0.180 17.3);

Tailwind

colors: {
  custom: {
    50: '#e27b80',
    500: '#cb3b4f',
    950: '#000000',
  },
}

SCSS

$custom: #cb3b4f;
$custom-light: #e27b80;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3b4f",
  "rgb": {
    "r": 203,
    "g": 59,
    "b": 79
  },
  "hsl": {
    "h": 351.667,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56969,
    "c": 0.17973,
    "h": 17.3
  },
  "luminance": 0.16389
}

Semantic roles & 50–950 ramp

primary

#CB3B4F

secondary

#91D1C8

accent

#E1CC47

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#170A0A

muted

#857C7C

Preview Lab

Preview with #CB3B4F

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

Preview Lab → · Contrast checker → · Palette generator →