#528FEE#528FEE

#528FEE is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.4% C 0.156 H 259.0°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX#528FEE
RGBrgb(82, 143, 238)
HSLhsl(217, 82%, 63%)
HSVhsv(217, 66%, 93%)
CMYKcmyk(65.5%, 39.9%, 0%, 6.7%)
CIE-LABlab(59.53, 9.98, -53.70)
CIE-LCHlch(59.53, 54.62, 280.53°)
OKLaboklab(65.4% -0.0298 -0.153)
OKLCHoklch(65.4% 0.156 259)
XYZxyz(28.7292, 27.6090, 84.6874)
Luminance0.2761 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#528FEE #EEB152
analogous
#52DDEE #528FEE #6352EE
triadic
#528FEE #EE528F #8FEE52
tetradic
#528FEE #EE52DD #EEB152 #52EE63
square
#528FEE #EE52DD #EEB152 #52EE63
split-complementary
#528FEE #EE6352 #DDEE52
monochromatic
#1251B4 #1A6BE9 #528FEE #8AB3F3 #C1D7F9

Accessibility & contrast

On white

3.22
#528FEE on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.52
#528FEE on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528FEE
6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##528FEE#FFFFFF#000000##000000
##528FEE1.003.226.526.52
#FFFFFF3.221.0021.0021.00
#0000006.5221.001.001.00
##0000006.5221.001.001.00

Color blindness preview

Protanopia (red-blind)
#6497F2
Deuteranopia (green-blind)
#4C89EC
Tritanopia (blue-blind)
#00A5B3
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #528fee;
/* rgb */ color: rgb(82, 143, 238);
/* oklch */ color: oklch(65.4% 0.156 259.0);
Tailwind
colors: {
  custom: {
    50: '#91aff4',
    500: '#528fee',
    950: '#000000',
  },
}
SCSS
$custom: #528fee;
$custom-light: #91aff4;
$custom-dark: #000000;
JSON
{
  "hex": "#528fee",
  "rgb": {
    "r": 82,
    "g": 143,
    "b": 238
  },
  "hsl": {
    "h": 216.538,
    "s": 82.105,
    "l": 62.745
  },
  "oklch": {
    "l": 0.65403,
    "c": 0.15587,
    "h": 259
  },
  "luminance": 0.27612
}

Semantic roles & 50–950 ramp

primary
#528FEE
secondary
#EAD4B2
accent
#8A07DE
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0E1017
muted
#7E7F85

Preview Lab

Preview with #528FEE

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

Preview Lab → · Contrast checker → · Palette generator →

#528FEE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva