#F3655B#F3655B

#F3655B is a light, vivid red. Relative luminance 0.291; OKLCH L 68.3% C 0.177 H 26.8°. Best body text is #000000 at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#F3655B
RGB	rgb(243, 101, 91)
HSL	hsl(4, 86%, 65%)
HSV	hsv(4, 63%, 95%)
CMYK	cmyk(0%, 58.4%, 62.6%, 4.7%)
CIE-LAB	lab(60.89, 53.92, 33.52)
CIE-LCH	lch(60.89, 63.49, 31.87°)
OKLab	oklab(68.35% 0.1579 0.0797)
OKLCH	oklch(68.35% 0.177 26.8)
XYZ	xyz(43.5082, 29.1230, 13.2257)
Luminance	0.2912 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3655B #5BE9F3

analogous

#F35B9D #F3655B #F3B15B

triadic

#F3655B #5BF365 #655BF3

tetradic

#F3655B #9DF35B #5BE9F3 #B15BF3

square

#F3655B #9DF35B #5BE9F3 #B15BF3

split-complementary

#F3655B #5BF3B1 #5B9DF3

monochromatic

#C51A0E #EF2F22 #F3655B #F79B94 #FBD0CD

Accessibility & contrast

On white

3.08

#F3655B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.82

#F3655B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #F3655B

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3655B	#FFFFFF	#000000	##000000
##F3655B	1.00	3.08	6.82	6.82
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.82	21.00	1.00	1.00
##000000	6.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#898059

Deuteranopia (green-blind)

#AD9E57

Tritanopia (blue-blind)

#FF4963

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #f3655b;
/* rgb */ color: rgb(243, 101, 91);
/* oklch */ color: oklch(68.3% 0.177 26.8);

Tailwind

colors: {
  custom: {
    50: '#fe9689',
    500: '#f3655b',
    950: '#000000',
  },
}

SCSS

$custom: #f3655b;
$custom-light: #fe9689;
$custom-dark: #000000;

JSON

{
  "hex": "#f3655b",
  "rgb": {
    "r": 243,
    "g": 101,
    "b": 91
  },
  "hsl": {
    "h": 3.947,
    "s": 86.364,
    "l": 65.49
  },
  "oklch": {
    "l": 0.68347,
    "c": 0.17687,
    "h": 26.8
  },
  "luminance": 0.29117
}

Semantic roles & 50–950 ramp

primary

#F3655B

secondary

#BBEBEE

accent

#D4E303

background

#FFF9F8

surface

#FFF2F0

border

#D7CCCB

text

#190E0B

muted

#877E7C

Preview Lab

Preview with #F3655B

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

Preview Lab → · Contrast checker → · Palette generator →