#528AF0#528AF0

#528AF0 is a light, vivid blue. Relative luminance 0.263; OKLCH L 64.5% C 0.164 H 261.3°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#528AF0
RGB	rgb(82, 138, 240)
HSL	hsl(219, 84%, 63%)
HSV	hsv(219, 66%, 94%)
CMYK	cmyk(65.8%, 42.5%, 0%, 5.9%)
CIE-LAB	lab(58.28, 13.66, -56.80)
CIE-LCH	lch(58.28, 58.42, 283.52°)
OKLab	oklab(64.47% -0.0247 -0.1622)
OKLCH	oklch(64.47% 0.164 261.3)
XYZ	xyz(28.2908, 26.2593, 85.9988)
Luminance	0.2626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528AF0 #F0B852

analogous

#52D9F0 #528AF0 #6952F0

triadic

#528AF0 #F0528A #8AF052

tetradic

#528AF0 #F052D9 #F0B852 #52F069

square

#528AF0 #F052D9 #F0B852 #52F069

split-complementary

#528AF0 #F06952 #D9F052

monochromatic

#104BB8 #1A64EB #528AF0 #8AB0F5 #C3D6FA

Accessibility & contrast

On white

3.36

#528AF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#528AF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528AF0

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528AF0	#FFFFFF	#000000	##000000
##528AF0	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A94F4

Deuteranopia (green-blind)

#4085EE

Tritanopia (blue-blind)

#00A1B1

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #528af0;
/* rgb */ color: rgb(82, 138, 240);
/* oklch */ color: oklch(64.5% 0.164 261.3);

Tailwind

colors: {
  custom: {
    50: '#92abf5',
    500: '#528af0',
    950: '#000000',
  },
}

SCSS

$custom: #528af0;
$custom-light: #92abf5;
$custom-dark: #000000;

JSON

{
  "hex": "#528af0",
  "rgb": {
    "r": 82,
    "g": 138,
    "b": 240
  },
  "hsl": {
    "h": 218.734,
    "s": 84.043,
    "l": 63.137
  },
  "oklch": {
    "l": 0.64471,
    "c": 0.16403,
    "h": 261.3
  },
  "luminance": 0.26262
}

Semantic roles & 50–950 ramp

primary

#528AF0

secondary

#EBD7B3

accent

#9305E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #528AF0

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

Preview Lab → · Contrast checker → · Palette generator →