#578BF2#578BF2

#578BF2 is a light, vivid blue. Relative luminance 0.269; OKLCH L 65.0% C 0.164 H 262.6°. Best body text is #000000 at 6.38:1 contrast (WCAG AA passes).

Color values

HEX#578BF2
RGBrgb(87, 139, 242)
HSLhsl(220, 86%, 65%)
HSVhsv(220, 64%, 95%)
CMYKcmyk(64%, 42.6%, 0%, 5.1%)
CIE-LABlab(58.88, 14.56, -56.94)
CIE-LCHlch(58.88, 58.77, 284.34°)
OKLaboklab(65.03% -0.0212 -0.1625)
OKLCHoklch(65.03% 0.164 262.6)
XYZxyz(29.1845, 26.8995, 87.6413)
Luminance0.2690 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#578BF2 #F2BE57
analogous
#57D8F2 #578BF2 #7157F2
triadic
#578BF2 #F2578B #8BF257
tetradic
#578BF2 #F257D8 #F2BE57 #57F271
square
#578BF2 #F257D8 #F2BE57 #57F271
split-complementary
#578BF2 #F27157 #D8F257
monochromatic
#0F4AC0 #1E64EE #578BF2 #90B2F6 #C9D9FB

Accessibility & contrast

On white

3.29
#578BF2 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.38
#578BF2 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578BF2
6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##578BF2#FFFFFF#000000##000000
##578BF21.003.296.386.38
#FFFFFF3.291.0021.0021.00
#0000006.3821.001.001.00
##0000006.3821.001.001.00

Color blindness preview

Protanopia (red-blind)
#5B95F6
Deuteranopia (green-blind)
#4287F0
Tritanopia (blue-blind)
#00A3B3
Achromatopsia (no color)
#8E8E8E

Design tokens & code

CSS
--color: #578bf2;
/* rgb */ color: rgb(87, 139, 242);
/* oklch */ color: oklch(65.0% 0.164 262.6);
Tailwind
colors: {
  custom: {
    50: '#94acf7',
    500: '#578bf2',
    950: '#000000',
  },
}
SCSS
$custom: #578bf2;
$custom-light: #94acf7;
$custom-dark: #000000;
JSON
{
  "hex": "#578bf2",
  "rgb": {
    "r": 87,
    "g": 139,
    "b": 242
  },
  "hsl": {
    "h": 219.871,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.65028,
    "c": 0.16385,
    "h": 262.6
  },
  "luminance": 0.26902
}

Semantic roles & 50–950 ramp

primary
#578BF2
secondary
#EDDBB8
accent
#9703E2
background
#F9FAFF
surface
#F2F4FF
border
#CCCED7
text
#0E1017
muted
#7E7F85

Preview Lab

Preview with #578BF2

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

Preview Lab → · Contrast checker → · Palette generator →

#578BF2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva