#CF3634#CF3634

#CF3634 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.7% C 0.190 H 26.3°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#CF3634
RGB	rgb(207, 54, 52)
HSL	hsl(1, 62%, 51%)
HSV	hsv(1, 75%, 81%)
CMYK	cmyk(0%, 73.9%, 74.9%, 18.8%)
CIE-LAB	lab(47.18, 59.08, 37.74)
CIE-LCH	lch(47.18, 70.10, 32.57°)
OKLab	oklab(56.74% 0.1706 0.0843)
OKLCH	oklch(56.74% 0.19 26.3)
XYZ	xyz(27.6743, 16.1560, 4.9094)
Luminance	0.1615 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF3634 #34CDCF

analogous

#CF347F #CF3634 #CF8334

triadic

#CF3634 #34CF36 #3634CF

tetradic

#CF3634 #7FCF34 #34CDCF #8334CF

square

#CF3634 #7FCF34 #34CDCF #8334CF

split-complementary

#CF3634 #34CF83 #347FCF

monochromatic

#6E1B1A #A02726 #CF3634 #DB6765 #E69897

Accessibility & contrast

On white

4.96

#CF3634 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#CF3634 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3634

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF3634	#FFFFFF	#000000	##FFFFFF
##CF3634	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	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: #cf3634;
/* rgb */ color: rgb(207, 54, 52);
/* oklch */ color: oklch(56.7% 0.190 26.3);

Tailwind

colors: {
  custom: {
    50: '#e7796c',
    500: '#cf3634',
    950: '#000000',
  },
}

SCSS

$custom: #cf3634;
$custom-light: #e7796c;
$custom-dark: #000000;

JSON

{
  "hex": "#cf3634",
  "rgb": {
    "r": 207,
    "g": 54,
    "b": 52
  },
  "hsl": {
    "h": 0.774,
    "s": 61.753,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56743,
    "c": 0.19032,
    "h": 26.3
  },
  "luminance": 0.16152
}

Semantic roles & 50–950 ramp

primary

#CF3634

secondary

#8DD1D2

accent

#E3E543

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A07

muted

#867C7A

Preview Lab

Preview with #CF3634

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

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