#CF3B51#CF3B51

#CF3B51 is a mid, vivid red. Relative luminance 0.170; OKLCH L 57.7% C 0.184 H 16.9°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#CF3B51
RGB	rgb(207, 59, 81)
HSL	hsl(351, 61%, 52%)
HSV	hsv(351, 71%, 81%)
CMYK	cmyk(0%, 71.5%, 60.9%, 18.8%)
CIE-LAB	lab(48.25, 58.83, 21.92)
CIE-LCH	lch(48.25, 62.79, 20.44°)
OKLab	oklab(57.68% 0.1758 0.0533)
OKLCH	oklch(57.68% 0.184 16.9)
XYZ	xyz(28.7842, 16.9915, 9.5470)
Luminance	0.1699 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF3B51 #3BCFB9

analogous

#CF3B9B #CF3B51 #CF6F3B

triadic

#CF3B51 #51CF3B #3B51CF

tetradic

#CF3B51 #9BCF3B #3BCFB9 #6F3BCF

square

#CF3B51 #9BCF3B #3BCFB9 #6F3BCF

split-complementary

#CF3B51 #3BCF6F #3B9BCF

monochromatic

#731C29 #A5283B #CF3B51 #DB6C7D #E79DA8

Accessibility & contrast

On white

4.78

#CF3B51 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#CF3B51 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3B51

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF3B51	#FFFFFF	#000000	##FFFFFF
##CF3B51	1.00	4.78	4.40	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635F51

Deuteranopia (green-blind)

#887E4D

Tritanopia (blue-blind)

#E30D44

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #cf3b51;
/* rgb */ color: rgb(207, 59, 81);
/* oklch */ color: oklch(57.7% 0.184 16.9);

Tailwind

colors: {
  custom: {
    50: '#e57b81',
    500: '#cf3b51',
    950: '#000000',
  },
}

SCSS

$custom: #cf3b51;
$custom-light: #e57b81;
$custom-dark: #000000;

JSON

{
  "hex": "#cf3b51",
  "rgb": {
    "r": 207,
    "g": 59,
    "b": 81
  },
  "hsl": {
    "h": 351.081,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.57682,
    "c": 0.1837,
    "h": 16.9
  },
  "luminance": 0.16987
}

Semantic roles & 50–950 ramp

primary

#CF3B51

secondary

#93D3CA

accent

#E4CC44

background

#FFF7F7

surface

#FEEEEE

border

#D6C9C9

text

#170A0A

muted

#857C7C

Preview Lab

Preview with #CF3B51

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

Preview Lab → · Contrast checker → · Palette generator →