#5588F0#5588F0

#5588F0 is a light, vivid blue. Relative luminance 0.258; OKLCH L 64.2% C 0.165 H 262.9°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#5588F0
RGB	rgb(85, 136, 240)
HSL	hsl(220, 84%, 64%)
HSV	hsv(220, 65%, 94%)
CMYK	cmyk(64.6%, 43.3%, 0%, 5.9%)
CIE-LAB	lab(57.87, 15.35, -57.45)
CIE-LCH	lch(57.87, 59.46, 284.96°)
OKLab	oklab(64.19% -0.0204 -0.164)
OKLCH	oklch(64.19% 0.165 262.9)
XYZ	xyz(28.2731, 25.8282, 85.9165)
Luminance	0.2583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5588F0 #F0BD55

analogous

#55D5F0 #5588F0 #6F55F0

triadic

#5588F0 #F05588 #88F055

tetradic

#5588F0 #F055D5 #F0BD55 #55F06F

square

#5588F0 #F055D5 #F0BD55 #55F06F

split-complementary

#5588F0 #F06F55 #D5F055

monochromatic

#1048BA #1D61EB #5588F0 #8DAFF5 #C5D7FA

Accessibility & contrast

On white

3.41

#5588F0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#5588F0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5588F0

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5588F0	#FFFFFF	#000000	##000000
##5588F0	1.00	3.41	6.17	6.17
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5793F4

Deuteranopia (green-blind)

#3D84EE

Tritanopia (blue-blind)

#00A0B0

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #5588f0;
/* rgb */ color: rgb(85, 136, 240);
/* oklch */ color: oklch(64.2% 0.165 262.9);

Tailwind

colors: {
  custom: {
    50: '#93aaf5',
    500: '#5588f0',
    950: '#000000',
  },
}

SCSS

$custom: #5588f0;
$custom-light: #93aaf5;
$custom-dark: #000000;

JSON

{
  "hex": "#5588f0",
  "rgb": {
    "r": 85,
    "g": 136,
    "b": 240
  },
  "hsl": {
    "h": 220.258,
    "s": 83.784,
    "l": 63.725
  },
  "oklch": {
    "l": 0.64192,
    "c": 0.1653,
    "h": 262.9
  },
  "luminance": 0.25831
}

Semantic roles & 50–950 ramp

primary

#5588F0

secondary

#ECDAB5

accent

#9805E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5588F0

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

Preview Lab → · Contrast checker → · Palette generator →