#F3666D#F3666D

#F3666D is a light, vivid red. Relative luminance 0.297; OKLCH L 68.8% C 0.174 H 19.9°. Best body text is #000000 at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#F3666D
RGB	rgb(243, 102, 109)
HSL	hsl(357, 85%, 68%)
HSV	hsv(357, 58%, 95%)
CMYK	cmyk(0%, 58%, 55.1%, 4.7%)
CIE-LAB	lab(61.37, 54.71, 23.93)
CIE-LCH	lch(61.37, 59.72, 23.63°)
OKLab	oklab(68.81% 0.1633 0.0591)
OKLCH	oklch(68.81% 0.174 19.9)
XYZ	xyz(44.4776, 29.6671, 17.8492)
Luminance	0.2966 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3666D #66F3EC

analogous

#F366B4 #F3666D #F3A566

triadic

#F3666D #6DF366 #666DF3

tetradic

#F3666D #B4F366 #66F3EC #A566F3

square

#F3666D #B4F366 #66F3EC #A566F3

split-complementary

#F3666D #66F3A5 #66B4F3

monochromatic

#CE101A #EF2D37 #F3666D #F79FA3 #FCD7D9

Accessibility & contrast

On white

3.03

#F3666D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.93

#F3666D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #F3666D

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3666D	#FFFFFF	#000000	##000000
##F3666D	1.00	3.03	6.93	6.93
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.93	21.00	1.00	1.00
##000000	6.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88826C

Deuteranopia (green-blind)

#AB9F6A

Tritanopia (blue-blind)

#FF4E69

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #f3666d;
/* rgb */ color: rgb(243, 102, 109);
/* oklch */ color: oklch(68.8% 0.174 19.9);

Tailwind

colors: {
  custom: {
    50: '#fd9796',
    500: '#f3666d',
    950: '#000000',
  },
}

SCSS

$custom: #f3666d;
$custom-light: #fd9796;
$custom-dark: #000000;

JSON

{
  "hex": "#f3666d",
  "rgb": {
    "r": 243,
    "g": 102,
    "b": 109
  },
  "hsl": {
    "h": 357.021,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.68805,
    "c": 0.17364,
    "h": 19.9
  },
  "luminance": 0.29662
}

Semantic roles & 50–950 ramp

primary

#F3666D

secondary

#C5F0EE

accent

#E2D704

background

#FFF9F9

surface

#FFF2F2

border

#D7CCCC

text

#190E0D

muted

#877E7E

Preview Lab

Preview with #F3666D

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

Preview Lab → · Contrast checker → · Palette generator →