#5580FF#5580FF

#5580FF is a light, vivid blue. Relative luminance 0.246; OKLCH L 63.6% C 0.195 H 266.7°. Best body text is #000000 at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#5580FF
RGB	rgb(85, 128, 255)
HSL	hsl(225, 100%, 67%)
HSV	hsv(225, 67%, 100%)
CMYK	cmyk(66.7%, 49.8%, 0%, 0%)
CIE-LAB	lab(56.67, 25.33, -67.66)
CIE-LCH	lch(56.67, 72.25, 290.52°)
OKLab	oklab(63.56% -0.0111 -0.1942)
OKLCH	oklch(63.56% 0.195 266.7)
XYZ	xyz(29.5092, 24.5868, 97.7789)
Luminance	0.2459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5580FF #FFD455

analogous

#55D5FF #5580FF #7F55FF

triadic

#5580FF #FF5580 #80FF55

tetradic

#5580FF #FF55D5 #FFD455 #55FF7F

square

#5580FF #FF55D5 #FFD455 #55FF7F

split-complementary

#5580FF #FF7F55 #D5FF55

monochromatic

#0037DA #1852FF #5580FF #92AEFF #CFDBFF

Accessibility & contrast

On white

3.55

#5580FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.92

#5580FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5580FF

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5580FF	#FFFFFF	#000000	##000000
##5580FF	1.00	3.55	5.92	5.92
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.92	21.00	1.00	1.00
##000000	5.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3590FF

Deuteranopia (green-blind)

#0081FC

Tritanopia (blue-blind)

#009EB3

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #5580ff;
/* rgb */ color: rgb(85, 128, 255);
/* oklch */ color: oklch(63.6% 0.195 266.7);

Tailwind

colors: {
  custom: {
    50: '#96a4ff',
    500: '#5580ff',
    950: '#000000',
  },
}

SCSS

$custom: #5580ff;
$custom-light: #96a4ff;
$custom-dark: #000000;

JSON

{
  "hex": "#5580ff",
  "rgb": {
    "r": 85,
    "g": 128,
    "b": 255
  },
  "hsl": {
    "h": 224.824,
    "s": 100,
    "l": 66.667
  },
  "oklch": {
    "l": 0.63561,
    "c": 0.19451,
    "h": 266.7
  },
  "luminance": 0.2459
}

Semantic roles & 50–950 ramp

primary

#5580FF

secondary

#F3E5BD

accent

#AB00E6

background

#FAFAFF

surface

#F3F3FF

border

#CDCDD7

text

#0F0F18

muted

#7F7F86

Preview Lab

Preview with #5580FF

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

Preview Lab → · Contrast checker → · Palette generator →