#528FEB#528FEB

#528FEB is a light, vivid blue. Relative luminance 0.274; OKLCH L 65.2% C 0.152 H 258.4°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#528FEB
RGB	rgb(82, 143, 235)
HSL	hsl(216, 79%, 62%)
HSV	hsv(216, 65%, 92%)
CMYK	cmyk(65.1%, 39.1%, 0%, 7.8%)
CIE-LAB	lab(59.37, 8.96, -52.29)
CIE-LCH	lch(59.37, 53.05, 279.72°)
OKLab	oklab(65.23% -0.0305 -0.1489)
OKLCH	oklch(65.23% 0.152 258.4)
XYZ	xyz(28.2922, 27.4341, 82.3855)
Luminance	0.2744 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528FEB #EBAE52

analogous

#52DCEB #528FEB #6152EB

triadic

#528FEB #EB528F #8FEB52

tetradic

#528FEB #EB52DC #EBAE52 #52EB61

square

#528FEB #EB52DC #EBAE52 #52EB61

split-complementary

#528FEB #EB6152 #DCEB52

monochromatic

#1452AE #1B6BE5 #528FEB #89B3F1 #C0D6F8

Accessibility & contrast

On white

3.24

#528FEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#528FEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528FEB

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528FEB	#FFFFFF	#000000	##000000
##528FEB	1.00	3.24	6.49	6.49
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6697EF

Deuteranopia (green-blind)

#4F88E9

Tritanopia (blue-blind)

#00A4B2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #528feb;
/* rgb */ color: rgb(82, 143, 235);
/* oklch */ color: oklch(65.2% 0.152 258.4);

Tailwind

colors: {
  custom: {
    50: '#91aff2',
    500: '#528feb',
    950: '#000000',
  },
}

SCSS

$custom: #528feb;
$custom-light: #91aff2;
$custom-dark: #000000;

JSON

{
  "hex": "#528feb",
  "rgb": {
    "r": 82,
    "g": 143,
    "b": 235
  },
  "hsl": {
    "h": 216.078,
    "s": 79.275,
    "l": 62.157
  },
  "oklch": {
    "l": 0.65227,
    "c": 0.15194,
    "h": 258.4
  },
  "luminance": 0.27437
}

Semantic roles & 50–950 ramp

primary

#528FEB

secondary

#E8D2B0

accent

#880ADC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #528FEB

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

Preview Lab → · Contrast checker → · Palette generator →