#F3637E#F3637E

#F3637E is a light, vivid red. Relative luminance 0.295; OKLCH L 68.8% C 0.178 H 11.6°. Best body text is #000000 at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#F3637E
RGB	rgb(243, 99, 126)
HSL	hsl(349, 86%, 67%)
HSV	hsv(349, 59%, 95%)
CMYK	cmyk(0%, 59.3%, 48.1%, 4.7%)
CIE-LAB	lab(61.21, 57.45, 13.93)
CIE-LCH	lch(61.21, 59.11, 13.63°)
OKLab	oklab(68.8% 0.1739 0.0357)
OKLCH	oklch(68.8% 0.178 11.6)
XYZ	xyz(45.1933, 29.4901, 23.0469)
Luminance	0.2949 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3637E #63F3D8

analogous

#F363C6 #F3637E #F39063

triadic

#F3637E #7EF363 #637EF3

tetradic

#F3637E #C6F363 #63F3D8 #9063F3

square

#F3637E #C6F363 #63F3D8 #9063F3

split-complementary

#F3637E #63F390 #63C6F3

monochromatic

#CC1033 #EF2A4F #F3637E #F79CAD #FCD5DC

Accessibility & contrast

On white

3.04

#F3637E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.90

#F3637E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #F3637E

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3637E	#FFFFFF	#000000	##000000
##F3637E	1.00	3.04	6.90	6.90
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.90	21.00	1.00	1.00
##000000	6.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82827E

Deuteranopia (green-blind)

#A89F7B

Tritanopia (blue-blind)

#FF4E6D

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #f3637e;
/* rgb */ color: rgb(243, 99, 126);
/* oklch */ color: oklch(68.8% 0.178 11.6);

Tailwind

colors: {
  custom: {
    50: '#fc95a3',
    500: '#f3637e',
    950: '#000000',
  },
}

SCSS

$custom: #f3637e;
$custom-light: #fc95a3;
$custom-dark: #000000;

JSON

{
  "hex": "#f3637e",
  "rgb": {
    "r": 243,
    "g": 99,
    "b": 126
  },
  "hsl": {
    "h": 348.75,
    "s": 85.714,
    "l": 67.059
  },
  "oklch": {
    "l": 0.68803,
    "c": 0.17755,
    "h": 11.6
  },
  "luminance": 0.29485
}

Semantic roles & 50–950 ramp

primary

#F3637E

secondary

#C2F0E7

accent

#E2B803

background

#FFF9FA

surface

#FFF2F3

border

#D7CCCD

text

#190E0F

muted

#877E7F

Preview Lab

Preview with #F3637E

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

Preview Lab → · Contrast checker → · Palette generator →