#578EF0#578EF0

#578EF0 is a light, vivid blue. Relative luminance 0.277; OKLCH L 65.5% C 0.158 H 261.1°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX#578EF0
RGBrgb(87, 142, 240)
HSLhsl(218, 84%, 64%)
HSVhsv(218, 64%, 94%)
CMYKcmyk(63.7%, 40.8%, 0%, 5.9%)
CIE-LABlab(59.58, 12.08, -54.72)
CIE-LCHlch(59.58, 56.03, 282.45°)
OKLaboklab(65.53% -0.0245 -0.1559)
OKLCHoklch(65.53% 0.158 261.1)
XYZxyz(29.3261, 27.6607, 86.2148)
Luminance0.2766 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#578EF0 #F0B957
analogous
#57DBF0 #578EF0 #6D57F0
triadic
#578EF0 #F0578E #8EF057
tetradic
#578EF0 #F057DB #F0B957 #57F06D
square
#578EF0 #F057DB #F0B957 #57F06D
split-complementary
#578EF0 #F06D57 #DBF057
monochromatic
#114EBC #1F68EB #578EF0 #8FB4F5 #C7DAFA

Accessibility & contrast

On white

3.21
#578EF0 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.53
#578EF0 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578EF0
6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##578EF0#FFFFFF#000000##000000
##578EF01.003.216.536.53
#FFFFFF3.211.0021.0021.00
#0000006.5321.001.001.00
##0000006.5321.001.001.00

Color blindness preview

Protanopia (red-blind)
#6197F4
Deuteranopia (green-blind)
#4A89EE
Tritanopia (blue-blind)
#00A4B3
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #578ef0;
/* rgb */ color: rgb(87, 142, 240);
/* oklch */ color: oklch(65.5% 0.158 261.1);
Tailwind
colors: {
  custom: {
    50: '#94aef5',
    500: '#578ef0',
    950: '#000000',
  },
}
SCSS
$custom: #578ef0;
$custom-light: #94aef5;
$custom-dark: #000000;
JSON
{
  "hex": "#578ef0",
  "rgb": {
    "r": 87,
    "g": 142,
    "b": 240
  },
  "hsl": {
    "h": 218.431,
    "s": 83.607,
    "l": 64.118
  },
  "oklch": {
    "l": 0.65533,
    "c": 0.15782,
    "h": 261.1
  },
  "luminance": 0.27664
}

Semantic roles & 50–950 ramp

primary
#578EF0
secondary
#ECD9B7
accent
#9105E0
background
#F9FAFF
surface
#F2F4FE
border
#CCCED6
text
#0E1017
muted
#7E7F85

Preview Lab

Preview with #578EF0

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

Preview Lab → · Contrast checker → · Palette generator →

#578EF0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva