#F3635C#F3635C

#F3635C is a light, vivid red. Relative luminance 0.288; OKLCH L 68.1% C 0.179 H 25.7°. Best body text is #000000 at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#F3635C
RGB	rgb(243, 99, 92)
HSL	hsl(3, 86%, 66%)
HSV	hsv(3, 62%, 95%)
CMYK	cmyk(0%, 59.3%, 62.1%, 4.7%)
CIE-LAB	lab(60.57, 54.88, 32.55)
CIE-LCH	lch(60.57, 63.81, 30.68°)
OKLab	oklab(68.11% 0.1611 0.0776)
OKLCH	oklch(68.11% 0.179 25.7)
XYZ	xyz(43.3598, 28.7567, 13.3905)
Luminance	0.2875 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3635C #5CECF3

analogous

#F35CA1 #F3635C #F3AE5C

triadic

#F3635C #5CF363 #635CF3

tetradic

#F3635C #A1F35C #5CECF3 #AE5CF3

square

#F3635C #A1F35C #5CECF3 #AE5CF3

split-complementary

#F3635C #5CF3AE #5CA1F3

monochromatic

#C6170F #EF2C23 #F3635C #F79A95 #FBD0CE

Accessibility & contrast

On white

3.11

#F3635C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.75

#F3635C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #F3635C

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3635C	#FFFFFF	#000000	##000000
##F3635C	1.00	3.11	6.75	6.75
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.75	21.00	1.00	1.00
##000000	6.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#887F5A

Deuteranopia (green-blind)

#AC9E58

Tritanopia (blue-blind)

#FF4662

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #f3635c;
/* rgb */ color: rgb(243, 99, 92);
/* oklch */ color: oklch(68.1% 0.179 25.7);

Tailwind

colors: {
  custom: {
    50: '#fe958a',
    500: '#f3635c',
    950: '#000000',
  },
}

SCSS

$custom: #f3635c;
$custom-light: #fe958a;
$custom-dark: #000000;

JSON

{
  "hex": "#f3635c",
  "rgb": {
    "r": 243,
    "g": 99,
    "b": 92
  },
  "hsl": {
    "h": 2.781,
    "s": 86.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.68108,
    "c": 0.17881,
    "h": 25.7
  },
  "luminance": 0.28751
}

Semantic roles & 50–950 ramp

primary

#F3635C

secondary

#BCECEF

accent

#D8E303

background

#FFF9F8

surface

#FFF2F0

border

#D7CCCB

text

#190E0B

muted

#877E7C

Preview Lab

Preview with #F3635C

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

Preview Lab → · Contrast checker → · Palette generator →