#528AEF#528AEF

#528AEF is a light, vivid blue. Relative luminance 0.262; OKLCH L 64.4% C 0.163 H 261.2°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#528AEF
RGB	rgb(82, 138, 239)
HSL	hsl(219, 83%, 63%)
HSV	hsv(219, 66%, 94%)
CMYK	cmyk(65.7%, 42.3%, 0%, 6.3%)
CIE-LAB	lab(58.23, 13.32, -56.34)
CIE-LCH	lch(58.23, 57.89, 283.30°)
OKLab	oklab(64.41% -0.0249 -0.1608)
OKLCH	oklch(64.41% 0.163 261.2)
XYZ	xyz(28.1426, 26.2000, 85.2186)
Luminance	0.2620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528AEF #EFB752

analogous

#52D8EF #528AEF #6852EF

triadic

#528AEF #EF528A #8AEF52

tetradic

#528AEF #EF52D8 #EFB752 #52EF68

square

#528AEF #EF52D8 #EFB752 #52EF68

split-complementary

#528AEF #EF6852 #D8EF52

monochromatic

#114CB6 #1A64EA #528AEF #8AB0F4 #C2D6F9

Accessibility & contrast

On white

3.37

#528AEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#528AEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528AEF

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528AEF	#FFFFFF	#000000	##000000
##528AEF	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B94F3

Deuteranopia (green-blind)

#4185ED

Tritanopia (blue-blind)

#00A1B1

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #528aef;
/* rgb */ color: rgb(82, 138, 239);
/* oklch */ color: oklch(64.4% 0.163 261.2);

Tailwind

colors: {
  custom: {
    50: '#92abf5',
    500: '#528aef',
    950: '#000000',
  },
}

SCSS

$custom: #528aef;
$custom-light: #92abf5;
$custom-dark: #000000;

JSON

{
  "hex": "#528aef",
  "rgb": {
    "r": 82,
    "g": 138,
    "b": 239
  },
  "hsl": {
    "h": 218.599,
    "s": 83.069,
    "l": 62.941
  },
  "oklch": {
    "l": 0.6441,
    "c": 0.16271,
    "h": 261.2
  },
  "luminance": 0.26203
}

Semantic roles & 50–950 ramp

primary

#528AEF

secondary

#EBD6B2

accent

#9206DF

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #528AEF

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

Preview Lab → · Contrast checker → · Palette generator →