#528BE7#528BE7

#528BE7 is a light, vivid blue. Relative luminance 0.260; OKLCH L 64.1% C 0.151 H 259.5°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#528BE7
RGB	rgb(82, 139, 231)
HSL	hsl(217, 76%, 61%)
HSV	hsv(217, 65%, 91%)
CMYK	cmyk(64.5%, 39.8%, 0%, 9.4%)
CIE-LAB	lab(58.06, 9.98, -52.16)
CIE-LCH	lch(58.06, 53.11, 280.84°)
OKLab	oklab(64.14% -0.0274 -0.1485)
OKLCH	oklch(64.14% 0.151 259.5)
XYZ	xyz(27.1310, 26.0260, 79.1795)
Luminance	0.2603 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528BE7 #E7AE52

analogous

#52D6E7 #528BE7 #6452E7

triadic

#528BE7 #E7528B #8BE752

tetradic

#528BE7 #E752D6 #E7AE52 #52E764

square

#528BE7 #E752D6 #E7AE52 #52E764

split-complementary

#528BE7 #E76452 #D6E752

monochromatic

#174EA7 #1F68DD #528BE7 #88AFEE #BDD3F6

Accessibility & contrast

On white

3.38

#528BE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#528BE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528BE7

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528BE7	#FFFFFF	#000000	##000000
##528BE7	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6293EB

Deuteranopia (green-blind)

#4B85E5

Tritanopia (blue-blind)

#00A0AE

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #528be7;
/* rgb */ color: rgb(82, 139, 231);
/* oklch */ color: oklch(64.1% 0.151 259.5);

Tailwind

colors: {
  custom: {
    50: '#90acef',
    500: '#528be7',
    950: '#000000',
  },
}

SCSS

$custom: #528be7;
$custom-light: #90acef;
$custom-dark: #000000;

JSON

{
  "hex": "#528be7",
  "rgb": {
    "r": 82,
    "g": 139,
    "b": 231
  },
  "hsl": {
    "h": 217.047,
    "s": 75.635,
    "l": 61.373
  },
  "oklch": {
    "l": 0.6414,
    "c": 0.15104,
    "h": 259.5
  },
  "luminance": 0.26029
}

Semantic roles & 50–950 ramp

primary

#528BE7

secondary

#E6D1AF

accent

#8A0ED8

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #528BE7

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

Preview Lab → · Contrast checker → · Palette generator →