#CF3936#CF3936

#CF3936 is a mid, vivid red. Relative luminance 0.165; OKLCH L 57.0% C 0.188 H 26.4°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#CF3936
RGB	rgb(207, 57, 54)
HSL	hsl(1, 61%, 51%)
HSV	hsv(1, 74%, 81%)
CMYK	cmyk(0%, 72.5%, 73.9%, 18.8%)
CIE-LAB	lab(47.58, 58.12, 37.05)
CIE-LCH	lch(47.58, 68.93, 32.52°)
OKLab	oklab(57.05% 0.1681 0.0833)
OKLCH	oklch(57.05% 0.188 26.4)
XYZ	xyz(27.8643, 16.4623, 5.1997)
Luminance	0.1646 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF3936 #36CCCF

analogous

#CF367F #CF3936 #CF8536

triadic

#CF3936 #36CF39 #3936CF

tetradic

#CF3936 #7FCF36 #36CCCF #8536CF

square

#CF3936 #7FCF36 #36CCCF #8536CF

split-complementary

#CF3936 #36CF85 #367FCF

monochromatic

#701C1B #A12927 #CF3936 #DB6A67 #E79A99

Accessibility & contrast

On white

4.89

#CF3936 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#CF3936 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3936

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF3936	#FFFFFF	#000000	##FFFFFF
##CF3936	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655C34

Deuteranopia (green-blind)

#8A7D30

Tritanopia (blue-blind)

#E4003A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #cf3936;
/* rgb */ color: rgb(207, 57, 54);
/* oklch */ color: oklch(57.0% 0.188 26.4);

Tailwind

colors: {
  custom: {
    50: '#e77a6d',
    500: '#cf3936',
    950: '#000000',
  },
}

SCSS

$custom: #cf3936;
$custom-light: #e77a6d;
$custom-dark: #000000;

JSON

{
  "hex": "#cf3936",
  "rgb": {
    "r": 207,
    "g": 57,
    "b": 54
  },
  "hsl": {
    "h": 1.176,
    "s": 61.446,
    "l": 51.176
  },
  "oklch": {
    "l": 0.57046,
    "c": 0.18754,
    "h": 26.4
  },
  "luminance": 0.16458
}

Semantic roles & 50–950 ramp

primary

#CF3936

secondary

#8FD1D2

accent

#E1E543

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A07

muted

#867C7A

Preview Lab

Preview with #CF3936

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

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