#F3738B#F3738B

#F3738B is a light, vivid red. Relative luminance 0.332; OKLCH L 71.2% C 0.158 H 10.3°. Best body text is #000000 at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#F3738B
RGB	rgb(243, 115, 139)
HSL	hsl(349, 84%, 70%)
HSV	hsv(349, 53%, 95%)
CMYK	cmyk(0%, 52.7%, 42.8%, 4.7%)
CIE-LAB	lab(64.31, 51.33, 10.81)
CIE-LCH	lch(64.31, 52.46, 11.90°)
OKLab	oklab(71.23% 0.1557 0.0282)
OKLCH	oklch(71.23% 0.158 10.3)
XYZ	xyz(47.7561, 33.1853, 28.3115)
Luminance	0.3318 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3738B #73F3DB

analogous

#F373CB #F3738B #F39B73

triadic

#F3738B #8BF373 #738BF3

tetradic

#F3738B #CBF373 #73F3DB #9B73F3

square

#F3738B #CBF373 #73F3DB #9B73F3

split-complementary

#F3738B #73F39B #73CBF3

monochromatic

#D91338 #EE3B5C #F3738B #F8ABBA #FDE3E8

Accessibility & contrast

On white

2.75

#F3738B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.64

#F3738B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3738B

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3738B	#FFFFFF	#000000	##000000
##F3738B	1.00	2.75	7.64	7.64
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.64	21.00	1.00	1.00
##000000	7.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C8C8B

Deuteranopia (green-blind)

#ADA588

Tritanopia (blue-blind)

#FF647C

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #f3738b;
/* rgb */ color: rgb(243, 115, 139);
/* oklch */ color: oklch(71.2% 0.158 10.3);

Tailwind

colors: {
  custom: {
    50: '#fb9fac',
    500: '#f3738b',
    950: '#000000',
  },
}

SCSS

$custom: #f3738b;
$custom-light: #fb9fac;
$custom-dark: #000000;

JSON

{
  "hex": "#f3738b",
  "rgb": {
    "r": 243,
    "g": 115,
    "b": 139
  },
  "hsl": {
    "h": 348.75,
    "s": 84.211,
    "l": 70.196
  },
  "oklch": {
    "l": 0.7123,
    "c": 0.1582,
    "h": 10.3
  },
  "luminance": 0.3318
}

Semantic roles & 50–950 ramp

primary

#F3738B

secondary

#CFF3EC

accent

#E1B705

background

#FFFAFA

surface

#FFF3F4

border

#D7CDCE

text

#180F10

muted

#867F7F

Preview Lab

Preview with #F3738B

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

Preview Lab → · Contrast checker → · Palette generator →