#CF3C37#CF3C37

#CF3C37 is a mid, vivid red. Relative luminance 0.168; OKLCH L 57.4% C 0.185 H 26.8°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#CF3C37
RGB	rgb(207, 60, 55)
HSL	hsl(2, 61%, 51%)
HSV	hsv(2, 73%, 81%)
CMYK	cmyk(0%, 71%, 73.4%, 18.8%)
CIE-LAB	lab(47.98, 57.09, 36.94)
CIE-LCH	lch(47.98, 67.99, 32.90°)
OKLab	oklab(57.35% 0.165 0.0832)
OKLCH	oklch(57.35% 0.185 26.8)
XYZ	xyz(28.0407, 16.7772, 5.3755)
Luminance	0.1677 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF3C37 #37CACF

analogous

#CF377E #CF3C37 #CF8837

triadic

#CF3C37 #37CF3C #3C37CF

tetradic

#CF3C37 #7ECF37 #37CACF #8837CF

square

#CF3C37 #7ECF37 #37CACF #8837CF

split-complementary

#CF3C37 #37CF88 #377ECF

monochromatic

#711E1B #A22B27 #CF3C37 #DB6C68 #E79C9A

Accessibility & contrast

On white

4.82

#CF3C37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#CF3C37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3C37

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF3C37	#FFFFFF	#000000	##FFFFFF
##CF3C37	1.00	4.82	4.35	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675E35

Deuteranopia (green-blind)

#8B7E32

Tritanopia (blue-blind)

#E4003C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #cf3c37;
/* rgb */ color: rgb(207, 60, 55);
/* oklch */ color: oklch(57.4% 0.185 26.8);

Tailwind

colors: {
  custom: {
    50: '#e67b6e',
    500: '#cf3c37',
    950: '#000000',
  },
}

SCSS

$custom: #cf3c37;
$custom-light: #e67b6e;
$custom-dark: #000000;

JSON

{
  "hex": "#cf3c37",
  "rgb": {
    "r": 207,
    "g": 60,
    "b": 55
  },
  "hsl": {
    "h": 1.974,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.57351,
    "c": 0.18479,
    "h": 26.8
  },
  "luminance": 0.16773
}

Semantic roles & 50–950 ramp

primary

#CF3C37

secondary

#8FD0D2

accent

#DFE443

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #CF3C37

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

Preview Lab → · Contrast checker → · Palette generator →