#5580F1#5580F1

#5580F1 is a light, vivid blue. Relative luminance 0.237; OKLCH L 62.6% C 0.176 H 265.9°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#5580F1
RGB	rgb(85, 128, 241)
HSL	hsl(223, 85%, 64%)
HSV	hsv(223, 65%, 95%)
CMYK	cmyk(64.7%, 46.9%, 0%, 5.5%)
CIE-LAB	lab(55.80, 20.55, -61.32)
CIE-LCH	lch(55.80, 64.67, 288.52°)
OKLab	oklab(62.62% -0.0127 -0.1755)
OKLCH	oklch(62.62% 0.176 265.9)
XYZ	xyz(27.3372, 23.7179, 86.3394)
Luminance	0.2372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5580F1 #F1C655

analogous

#55CEF1 #5580F1 #7855F1

triadic

#5580F1 #F15580 #80F155

tetradic

#5580F1 #F155CE #F1C655 #55F178

square

#5580F1 #F155CE #F1C655 #55F178

split-complementary

#5580F1 #F17855 #CEF155

monochromatic

#0F3FBC #1C56EC #5580F1 #8EAAF6 #C6D4FA

Accessibility & contrast

On white

3.66

#5580F1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#5580F1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5580F1

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5580F1	#FFFFFF	#000000	##000000
##5580F1	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#468DF5

Deuteranopia (green-blind)

#257FEF

Tritanopia (blue-blind)

#009AAD

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #5580f1;
/* rgb */ color: rgb(85, 128, 241);
/* oklch */ color: oklch(62.6% 0.176 265.9);

Tailwind

colors: {
  custom: {
    50: '#94a4f6',
    500: '#5580f1',
    950: '#000000',
  },
}

SCSS

$custom: #5580f1;
$custom-light: #94a4f6;
$custom-dark: #000000;

JSON

{
  "hex": "#5580f1",
  "rgb": {
    "r": 85,
    "g": 128,
    "b": 241
  },
  "hsl": {
    "h": 223.462,
    "s": 84.783,
    "l": 63.922
  },
  "oklch": {
    "l": 0.62623,
    "c": 0.17599,
    "h": 265.9
  },
  "luminance": 0.23721
}

Semantic roles & 50–950 ramp

primary

#5580F1

secondary

#ECDDB6

accent

#A404E1

background

#F9FAFF

surface

#F2F3FF

border

#CCCDD7

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5580F1

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

Preview Lab → · Contrast checker → · Palette generator →