#CF3640#CF3640

#CF3640 is a mid, vivid red. Relative luminance 0.163; OKLCH L 56.9% C 0.189 H 22.3°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#CF3640
RGB	rgb(207, 54, 64)
HSL	hsl(356, 61%, 51%)
HSV	hsv(356, 74%, 81%)
CMYK	cmyk(0%, 73.9%, 69.1%, 18.8%)
CIE-LAB	lab(47.34, 59.61, 30.96)
CIE-LCH	lch(47.34, 67.17, 27.45°)
OKLab	oklab(56.91% 0.1749 0.0718)
OKLCH	oklch(56.91% 0.189 22.3)
XYZ	xyz(27.9798, 16.2781, 6.5182)
Luminance	0.1627 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF3640 #36CFC5

analogous

#CF368D #CF3640 #CF7836

triadic

#CF3640 #40CF36 #3640CF

tetradic

#CF3640 #8DCF36 #36CFC5 #7836CF

square

#CF3640 #8DCF36 #36CFC5 #7836CF

split-complementary

#CF3640 #36CF78 #368DCF

monochromatic

#701B20 #A1272F #CF3640 #DB676F #E7999E

Accessibility & contrast

On white

4.94

#CF3640 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#CF3640 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3640

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF3640	#FFFFFF	#000000	##FFFFFF
##CF3640	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)

#625B3F

Deuteranopia (green-blind)

#897C3B

Tritanopia (blue-blind)

#E3003B

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cf3640;
/* rgb */ color: rgb(207, 54, 64);
/* oklch */ color: oklch(56.9% 0.189 22.3);

Tailwind

colors: {
  custom: {
    50: '#e67975',
    500: '#cf3640',
    950: '#000000',
  },
}

SCSS

$custom: #cf3640;
$custom-light: #e67975;
$custom-dark: #000000;

JSON

{
  "hex": "#cf3640",
  "rgb": {
    "r": 207,
    "g": 54,
    "b": 64
  },
  "hsl": {
    "h": 356.078,
    "s": 61.446,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56912,
    "c": 0.18904,
    "h": 22.3
  },
  "luminance": 0.16274
}

Semantic roles & 50–950 ramp

primary

#CF3640

secondary

#8FD2CE

accent

#E5DA43

background

#FFF7F7

surface

#FFEEED

border

#D7C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CF3640

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

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