#558AE3#558AE3

#558AE3 is a light, vivid blue. Relative luminance 0.257; OKLCH L 63.8% C 0.146 H 260.2°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX#558AE3
RGBrgb(85, 138, 227)
HSLhsl(218, 72%, 61%)
HSVhsv(218, 63%, 89%)
CMYKcmyk(62.6%, 39.2%, 0%, 11%)
CIE-LABlab(57.71, 9.75, -50.49)
CIE-LCHlch(57.71, 51.42, 280.93°)
OKLaboklab(63.83% -0.0248 -0.1436)
OKLCHoklch(63.83% 0.146 260.2)
XYZxyz(26.6950, 25.6518, 76.2026)
Luminance0.2565 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#558AE3 #E3AE55
analogous
#55D1E3 #558AE3 #6755E3
triadic
#558AE3 #E3558A #8AE355
tetradic
#558AE3 #E355D1 #E3AE55 #55E367
square
#558AE3 #E355D1 #E3AE55 #55E367
split-complementary
#558AE3 #E36755 #D1E355
monochromatic
#1B4EA3 #2367D7 #558AE3 #8AAEEC #BED2F4

Accessibility & contrast

On white

3.43
#558AE3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.13
#558AE3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558AE3
6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##558AE3#FFFFFF#000000##000000
##558AE31.003.436.136.13
#FFFFFF3.431.0021.0021.00
#0000006.1321.001.001.00
##0000006.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#6392E7
Deuteranopia (green-blind)
#4E85E1
Tritanopia (blue-blind)
#009EAB
Achromatopsia (no color)
#8B8B8B

Design tokens & code

CSS
--color: #558ae3;
/* rgb */ color: rgb(85, 138, 227);
/* oklch */ color: oklch(63.8% 0.146 260.2);
Tailwind
colors: {
  custom: {
    50: '#91abec',
    500: '#558ae3',
    950: '#000000',
  },
}
SCSS
$custom: #558ae3;
$custom-light: #91abec;
$custom-dark: #000000;
JSON
{
  "hex": "#558ae3",
  "rgb": {
    "r": 85,
    "g": 138,
    "b": 227
  },
  "hsl": {
    "h": 217.606,
    "s": 71.717,
    "l": 61.176
  },
  "oklch": {
    "l": 0.6383,
    "c": 0.14573,
    "h": 260.2
  },
  "luminance": 0.25654
}

Semantic roles & 50–950 ramp

primary
#558AE3
secondary
#E5D1AF
accent
#8B12D4
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0E1016
muted
#7E7F84

Preview Lab

Preview with #558AE3

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

Preview Lab → · Contrast checker → · Palette generator →

#558AE3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva