#F3748B#F3748B

#F3748B is a light, vivid red. Relative luminance 0.334; OKLCH L 71.4% C 0.157 H 10.6°. Best body text is #000000 at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#F3748B
RGB	rgb(243, 116, 139)
HSL	hsl(349, 84%, 70%)
HSV	hsv(349, 52%, 95%)
CMYK	cmyk(0%, 52.3%, 42.8%, 4.7%)
CIE-LAB	lab(64.50, 50.85, 11.07)
CIE-LCH	lch(64.50, 52.04, 12.29°)
OKLab	oklab(71.37% 0.1542 0.0288)
OKLCH	oklch(71.37% 0.157 10.6)
XYZ	xyz(47.8708, 33.4146, 28.3497)
Luminance	0.3341 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3748B #74F3DC

analogous

#F374CA #F3748B #F39C74

triadic

#F3748B #8BF374 #748BF3

tetradic

#F3748B #CAF374 #74F3DC #9C74F3

square

#F3748B #CAF374 #74F3DC #9C74F3

split-complementary

#F3748B #74F39C #74CAF3

monochromatic

#DA1337 #EE3C5C #F3748B #F8ACBA #FDE3E7

Accessibility & contrast

On white

2.73

#F3748B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.68

#F3748B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3748B

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3748B	#FFFFFF	#000000	##000000
##F3748B	1.00	2.73	7.68	7.68
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.68	21.00	1.00	1.00
##000000	7.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D8D8B

Deuteranopia (green-blind)

#AEA688

Tritanopia (blue-blind)

#FF657D

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #f3748b;
/* rgb */ color: rgb(243, 116, 139);
/* oklch */ color: oklch(71.4% 0.157 10.6);

Tailwind

colors: {
  custom: {
    50: '#fba0ac',
    500: '#f3748b',
    950: '#000000',
  },
}

SCSS

$custom: #f3748b;
$custom-light: #fba0ac;
$custom-dark: #000000;

JSON

{
  "hex": "#f3748b",
  "rgb": {
    "r": 243,
    "g": 116,
    "b": 139
  },
  "hsl": {
    "h": 349.134,
    "s": 84.106,
    "l": 70.392
  },
  "oklch": {
    "l": 0.71369,
    "c": 0.15685,
    "h": 10.6
  },
  "luminance": 0.3341
}

Semantic roles & 50–950 ramp

primary

#F3748B

secondary

#D0F3ED

accent

#E1B905

background

#FFFAFA

surface

#FFF3F4

border

#D7CDCE

text

#180F10

muted

#867F7F

Preview Lab

Preview with #F3748B

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

Preview Lab → · Contrast checker → · Palette generator →