#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
RGB	rgb(82, 143, 238)
HSL	hsl(217, 82%, 63%)
HSV	hsv(217, 66%, 93%)
CMYK	cmyk(65.5%, 39.9%, 0%, 6.7%)
CIE-LAB	lab(59.53, 9.98, -53.70)
CIE-LCH	lch(59.53, 54.62, 280.53°)
OKLab	oklab(65.4% -0.0298 -0.153)
OKLCH	oklch(65.4% 0.156 259)
XYZ	xyz(28.7292, 27.6090, 84.6874)
Luminance	0.2761 (WCAG relative)
Temperature	cool
Family	blue

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
##528FEE	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

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.

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