#528AF1#528AF1

#528AF1 is a light, vivid blue. Relative luminance 0.263; OKLCH L 64.5% C 0.165 H 261.5°. Best body text is #000000 at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#528AF1
RGB	rgb(82, 138, 241)
HSL	hsl(219, 85%, 63%)
HSV	hsv(219, 66%, 95%)
CMYK	cmyk(66%, 42.7%, 0%, 5.5%)
CIE-LAB	lab(58.34, 14.00, -57.26)
CIE-LCH	lch(58.34, 58.95, 283.74°)
OKLab	oklab(64.53% -0.0245 -0.1635)
OKLCH	oklch(64.53% 0.165 261.5)
XYZ	xyz(28.4397, 26.3189, 86.7833)
Luminance	0.2632 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528AF1 #F1B952

analogous

#52D9F1 #528AF1 #6952F1

triadic

#528AF1 #F1528A #8AF152

tetradic

#528AF1 #F152D9 #F1B952 #52F169

square

#528AF1 #F152D9 #F1B952 #52F169

split-complementary

#528AF1 #F16952 #D9F152

monochromatic

#0F4BBA #1964EC #528AF1 #8BB0F6 #C3D7FA

Accessibility & contrast

On white

3.35

#528AF1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.26

#528AF1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528AF1

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528AF1	#FFFFFF	#000000	##000000
##528AF1	1.00	3.35	6.26	6.26
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.26	21.00	1.00	1.00
##000000	6.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5994F5

Deuteranopia (green-blind)

#3F85EF

Tritanopia (blue-blind)

#00A2B2

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #528af1;
/* rgb */ color: rgb(82, 138, 241);
/* oklch */ color: oklch(64.5% 0.165 261.5);

Tailwind

colors: {
  custom: {
    50: '#92abf6',
    500: '#528af1',
    950: '#000000',
  },
}

SCSS

$custom: #528af1;
$custom-light: #92abf6;
$custom-dark: #000000;

JSON

{
  "hex": "#528af1",
  "rgb": {
    "r": 82,
    "g": 138,
    "b": 241
  },
  "hsl": {
    "h": 218.868,
    "s": 85.027,
    "l": 63.333
  },
  "oklch": {
    "l": 0.64532,
    "c": 0.16536,
    "h": 261.5
  },
  "luminance": 0.26322
}

Semantic roles & 50–950 ramp

primary

#528AF1

secondary

#ECD8B3

accent

#9304E2

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #528AF1

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

Preview Lab → · Contrast checker → · Palette generator →