#CF3734#CF3734

#CF3734 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.8% C 0.189 H 26.5°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#CF3734
RGB	rgb(207, 55, 52)
HSL	hsl(1, 62%, 51%)
HSV	hsv(1, 75%, 81%)
CMYK	cmyk(0%, 73.4%, 74.9%, 18.8%)
CIE-LAB	lab(47.30, 58.74, 37.88)
CIE-LCH	lch(47.30, 69.89, 32.82°)
OKLab	oklab(56.83% 0.1696 0.0846)
OKLCH	oklch(56.83% 0.189 26.5)
XYZ	xyz(27.7214, 16.2500, 4.9251)
Luminance	0.1625 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF3734 #34CCCF

analogous

#CF347E #CF3734 #CF8434

triadic

#CF3734 #34CF37 #3734CF

tetradic

#CF3734 #7ECF34 #34CCCF #8434CF

square

#CF3734 #7ECF34 #34CCCF #8434CF

split-complementary

#CF3734 #34CF84 #347ECF

monochromatic

#6E1C1A #A02826 #CF3734 #DB6865 #E69997

Accessibility & contrast

On white

4.94

#CF3734 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#CF3734 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3734

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF3734	#FFFFFF	#000000	##FFFFFF
##CF3734	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B32

Deuteranopia (green-blind)

#8A7C2E

Tritanopia (blue-blind)

#E40038

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cf3734;
/* rgb */ color: rgb(207, 55, 52);
/* oklch */ color: oklch(56.8% 0.189 26.5);

Tailwind

colors: {
  custom: {
    50: '#e7796c',
    500: '#cf3734',
    950: '#000000',
  },
}

SCSS

$custom: #cf3734;
$custom-light: #e7796c;
$custom-dark: #000000;

JSON

{
  "hex": "#cf3734",
  "rgb": {
    "r": 207,
    "g": 55,
    "b": 52
  },
  "hsl": {
    "h": 1.161,
    "s": 61.753,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56834,
    "c": 0.18949,
    "h": 26.5
  },
  "luminance": 0.16246
}

Semantic roles & 50–950 ramp

primary

#CF3734

secondary

#8DD0D2

accent

#E2E543

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A07

muted

#867C7A

Preview Lab

Preview with #CF3734

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

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