#F3666E#F3666E

#F3666E is a light, vivid red. Relative luminance 0.297; OKLCH L 68.8% C 0.174 H 19.5°. Best body text is #000000 at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#F3666E
RGB	rgb(243, 102, 110)
HSL	hsl(357, 85%, 68%)
HSV	hsv(357, 58%, 95%)
CMYK	cmyk(0%, 58%, 54.7%, 4.7%)
CIE-LAB	lab(61.38, 54.79, 23.38)
CIE-LCH	lch(61.38, 59.57, 23.11°)
OKLab	oklab(68.83% 0.1637 0.0579)
OKLCH	oklch(68.83% 0.174 19.5)
XYZ	xyz(44.5318, 29.6887, 18.1343)
Luminance	0.2968 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3666E #66F3EB

analogous

#F366B4 #F3666E #F3A566

triadic

#F3666E #6EF366 #666EF3

tetradic

#F3666E #B4F366 #66F3EB #A566F3

square

#F3666E #B4F366 #66F3EB #A566F3

split-complementary

#F3666E #66F3A5 #66B4F3

monochromatic

#CE101B #EF2D38 #F3666E #F79FA4 #FCD7DA

Accessibility & contrast

On white

3.03

#F3666E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.94

#F3666E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #F3666E

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3666E	#FFFFFF	#000000	##000000
##F3666E	1.00	3.03	6.94	6.94
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.94	21.00	1.00	1.00
##000000	6.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88826D

Deuteranopia (green-blind)

#AB9F6B

Tritanopia (blue-blind)

#FF4E6A

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #f3666e;
/* rgb */ color: rgb(243, 102, 110);
/* oklch */ color: oklch(68.8% 0.174 19.5);

Tailwind

colors: {
  custom: {
    50: '#fd9797',
    500: '#f3666e',
    950: '#000000',
  },
}

SCSS

$custom: #f3666e;
$custom-light: #fd9797;
$custom-dark: #000000;

JSON

{
  "hex": "#f3666e",
  "rgb": {
    "r": 243,
    "g": 102,
    "b": 110
  },
  "hsl": {
    "h": 356.596,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.68825,
    "c": 0.17358,
    "h": 19.5
  },
  "luminance": 0.29683
}

Semantic roles & 50–950 ramp

primary

#F3666E

secondary

#C5F0EE

accent

#E2D504

background

#FFF9F9

surface

#FFF2F2

border

#D7CCCC

text

#190E0D

muted

#877E7E

Preview Lab

Preview with #F3666E

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

Preview Lab → · Contrast checker → · Palette generator →