#528CEB#528CEB

#528CEB is a light, vivid blue. Relative luminance 0.265; OKLCH L 64.6% C 0.155 H 259.8°. Best body text is #000000 at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#528CEB
RGB	rgb(82, 140, 235)
HSL	hsl(217, 79%, 62%)
HSV	hsv(217, 65%, 92%)
CMYK	cmyk(65.1%, 40.4%, 0%, 7.8%)
CIE-LAB	lab(58.55, 10.75, -53.60)
CIE-LCH	lch(58.55, 54.67, 281.34°)
OKLab	oklab(64.59% -0.0276 -0.1527)
OKLCH	oklch(64.59% 0.155 259.8)
XYZ	xyz(27.8478, 26.5454, 82.2374)
Luminance	0.2655 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528CEB #EBB152

analogous

#52D9EB #528CEB #6552EB

triadic

#528CEB #EB528C #8CEB52

tetradic

#528CEB #EB52D9 #EBB152 #52EB65

square

#528CEB #EB52D9 #EBB152 #52EB65

split-complementary

#528CEB #EB6552 #D9EB52

monochromatic

#144FAE #1B68E5 #528CEB #89B0F1 #C0D5F8

Accessibility & contrast

On white

3.33

#528CEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.31

#528CEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528CEB

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528CEB	#FFFFFF	#000000	##000000
##528CEB	1.00	3.33	6.31	6.31
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.31	21.00	1.00	1.00
##000000	6.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6194EF

Deuteranopia (green-blind)

#4986E9

Tritanopia (blue-blind)

#00A2B0

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #528ceb;
/* rgb */ color: rgb(82, 140, 235);
/* oklch */ color: oklch(64.6% 0.155 259.8);

Tailwind

colors: {
  custom: {
    50: '#91adf2',
    500: '#528ceb',
    950: '#000000',
  },
}

SCSS

$custom: #528ceb;
$custom-light: #91adf2;
$custom-dark: #000000;

JSON

{
  "hex": "#528ceb",
  "rgb": {
    "r": 82,
    "g": 140,
    "b": 235
  },
  "hsl": {
    "h": 217.255,
    "s": 79.275,
    "l": 62.157
  },
  "oklch": {
    "l": 0.64589,
    "c": 0.15521,
    "h": 259.8
  },
  "luminance": 0.26548
}

Semantic roles & 50–950 ramp

primary

#528CEB

secondary

#E8D3B0

accent

#8C0ADC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #528CEB

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

Preview Lab → · Contrast checker → · Palette generator →