#FF5166#FF5166

#FF5166 is a light, highly saturated red. Relative luminance 0.281; OKLCH L 68.1% C 0.209 H 17.9°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#FF5166
RGB	rgb(255, 81, 102)
HSL	hsl(353, 100%, 66%)
HSV	hsv(353, 68%, 100%)
CMYK	cmyk(0%, 68.2%, 60%, 0%)
CIE-LAB	lab(59.99, 66.68, 26.49)
CIE-LCH	lch(59.99, 71.75, 21.67°)
OKLab	oklab(68.1% 0.1989 0.0644)
OKLCH	oklch(68.1% 0.209 17.9)
XYZ	xyz(46.5853, 28.1107, 15.5407)
Luminance	0.2810 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF5166 #51FFEA

analogous

#FF51BD #FF5166 #FF9351

triadic

#FF5166 #66FF51 #5166FF

tetradic

#FF5166 #BDFF51 #51FFEA #9351FF

square

#FF5166 #BDFF51 #51FFEA #9351FF

split-complementary

#FF5166 #51FF93 #51BDFF

monochromatic

#D6001A #FF1430 #FF5166 #FF8E9C #FFCBD2

Accessibility & contrast

On white

3.17

#FF5166 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#FF5166 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #FF5166

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF5166	#FFFFFF	#000000	##000000
##FF5166	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7966

Deuteranopia (green-blind)

#AB9E61

Tritanopia (blue-blind)

#FF245A

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #ff5166;
/* rgb */ color: rgb(255, 81, 102);
/* oklch */ color: oklch(68.1% 0.209 17.9);

Tailwind

colors: {
  custom: {
    50: '#ff8c91',
    500: '#ff5166',
    950: '#000000',
  },
}

SCSS

$custom: #ff5166;
$custom-light: #ff8c91;
$custom-dark: #000000;

JSON

{
  "hex": "#ff5166",
  "rgb": {
    "r": 255,
    "g": 81,
    "b": 102
  },
  "hsl": {
    "h": 352.759,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.68101,
    "c": 0.20903,
    "h": 17.9
  },
  "luminance": 0.28104
}

Semantic roles & 50–950 ramp

primary

#FF5166

secondary

#B9F3EC

accent

#E6CA00

background

#FFF9F8

surface

#FFF1F0

border

#D7CBCB

text

#1A0D0C

muted

#877E7D

Preview Lab

Preview with #FF5166

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

Preview Lab → · Contrast checker → · Palette generator →