#CF3B38#CF3B38

#CF3B38 is a mid, vivid red. Relative luminance 0.167; OKLCH L 57.3% C 0.186 H 26.2°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#CF3B38
RGB	rgb(207, 59, 56)
HSL	hsl(1, 61%, 52%)
HSV	hsv(1, 73%, 81%)
CMYK	cmyk(0%, 71.5%, 72.9%, 18.8%)
CIE-LAB	lab(47.86, 57.49, 36.23)
CIE-LCH	lch(47.86, 67.96, 32.22°)
OKLab	oklab(57.27% 0.1665 0.0819)
OKLCH	oklch(57.27% 0.186 26.2)
XYZ	xyz(28.0131, 16.6831, 5.4857)
Luminance	0.1668 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF3B38 #38CCCF

analogous

#CF3881 #CF3B38 #CF8738

triadic

#CF3B38 #38CF3B #3B38CF

tetradic

#CF3B38 #81CF38 #38CCCF #8738CF

square

#CF3B38 #81CF38 #38CCCF #8738CF

split-complementary

#CF3B38 #38CF87 #3881CF

monochromatic

#711D1B #A32A27 #CF3B38 #DB6C69 #E79C9B

Accessibility & contrast

On white

4.84

#CF3B38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#CF3B38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3B38

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF3B38	#FFFFFF	#000000	##FFFFFF
##CF3B38	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665D36

Deuteranopia (green-blind)

#8B7D33

Tritanopia (blue-blind)

#E4003C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #cf3b38;
/* rgb */ color: rgb(207, 59, 56);
/* oklch */ color: oklch(57.3% 0.186 26.2);

Tailwind

colors: {
  custom: {
    50: '#e67b6f',
    500: '#cf3b38',
    950: '#000000',
  },
}

SCSS

$custom: #cf3b38;
$custom-light: #e67b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#cf3b38",
  "rgb": {
    "r": 207,
    "g": 59,
    "b": 56
  },
  "hsl": {
    "h": 1.192,
    "s": 61.134,
    "l": 51.569
  },
  "oklch": {
    "l": 0.57265,
    "c": 0.18553,
    "h": 26.2
  },
  "luminance": 0.16679
}

Semantic roles & 50–950 ramp

primary

#CF3B38

secondary

#90D1D3

accent

#E1E444

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #CF3B38

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

Preview Lab → · Contrast checker → · Palette generator →