#528AF4#528AF4

#528AF4 is a light, vivid blue. Relative luminance 0.265; OKLCH L 64.7% C 0.169 H 261.9°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#528AF4
RGB	rgb(82, 138, 244)
HSL	hsl(219, 88%, 64%)
HSV	hsv(219, 66%, 96%)
CMYK	cmyk(66.4%, 43.4%, 0%, 4.3%)
CIE-LAB	lab(58.51, 15.03, -58.65)
CIE-LCH	lch(58.51, 60.55, 284.37°)
OKLab	oklab(64.72% -0.024 -0.1676)
OKLCH	oklch(64.72% 0.169 261.9)
XYZ	xyz(28.8915, 26.4996, 89.1627)
Luminance	0.2650 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528AF4 #F4BC52

analogous

#52DBF4 #528AF4 #6B52F4

triadic

#528AF4 #F4528A #8AF452

tetradic

#528AF4 #F452DB #F4BC52 #52F46B

square

#528AF4 #F452DB #F4BC52 #52F46B

split-complementary

#528AF4 #F46B52 #DBF452

monochromatic

#0C4ABF #1863F0 #528AF4 #8CB1F8 #C5D8FB

Accessibility & contrast

On white

3.33

#528AF4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#528AF4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528AF4

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528AF4	#FFFFFF	#000000	##000000
##528AF4	1.00	3.33	6.30	6.30
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5795F8

Deuteranopia (green-blind)

#3B86F2

Tritanopia (blue-blind)

#00A2B3

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #528af4;
/* rgb */ color: rgb(82, 138, 244);
/* oklch */ color: oklch(64.7% 0.169 261.9);

Tailwind

colors: {
  custom: {
    50: '#93abf8',
    500: '#528af4',
    950: '#000000',
  },
}

SCSS

$custom: #528af4;
$custom-light: #93abf8;
$custom-dark: #000000;

JSON

{
  "hex": "#528af4",
  "rgb": {
    "r": 82,
    "g": 138,
    "b": 244
  },
  "hsl": {
    "h": 219.259,
    "s": 88.043,
    "l": 63.922
  },
  "oklch": {
    "l": 0.64718,
    "c": 0.16931,
    "h": 261.9
  },
  "luminance": 0.26502
}

Semantic roles & 50–950 ramp

primary

#528AF4

secondary

#EDDAB4

accent

#9601E5

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #528AF4

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

Preview Lab → · Contrast checker → · Palette generator →