#528EFF#528EFF

#528EFF is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.2% C 0.179 H 261.7°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#528EFF
RGB	rgb(82, 142, 255)
HSL	hsl(219, 100%, 66%)
HSV	hsv(219, 68%, 100%)
CMYK	cmyk(67.8%, 44.3%, 0%, 0%)
CIE-LAB	lab(60.21, 16.41, -61.98)
CIE-LCH	lch(60.21, 64.11, 284.83°)
OKLab	oklab(66.23% -0.0257 -0.1773)
OKLCH	oklch(66.23% 0.179 261.7)
XYZ	xyz(31.1963, 28.3567, 98.4177)
Luminance	0.2836 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528EFF #FFC352

analogous

#52E4FF #528EFF #6C52FF

triadic

#528EFF #FF528E #8EFF52

tetradic

#528EFF #FF52E4 #FFC352 #52FF6C

square

#528EFF #FF52E4 #FFC352 #52FF6C

split-complementary

#528EFF #FF6C52 #E4FF52

monochromatic

#004AD7 #1566FF #528EFF #8FB6FF #CCDEFF

Accessibility & contrast

On white

3.15

#528EFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#528EFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528EFF

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528EFF	#FFFFFF	#000000	##000000
##528EFF	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#569AFF

Deuteranopia (green-blind)

#358AFD

Tritanopia (blue-blind)

#00A8BA

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #528eff;
/* rgb */ color: rgb(82, 142, 255);
/* oklch */ color: oklch(66.2% 0.179 261.7);

Tailwind

colors: {
  custom: {
    50: '#94aeff',
    500: '#528eff',
    950: '#000000',
  },
}

SCSS

$custom: #528eff;
$custom-light: #94aeff;
$custom-dark: #000000;

JSON

{
  "hex": "#528eff",
  "rgb": {
    "r": 82,
    "g": 142,
    "b": 255
  },
  "hsl": {
    "h": 219.191,
    "s": 100,
    "l": 66.078
  },
  "oklch": {
    "l": 0.66232,
    "c": 0.17918,
    "h": 261.7
  },
  "luminance": 0.2836
}

Semantic roles & 50–950 ramp

primary

#528EFF

secondary

#F3DFBA

accent

#9600E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F1018

muted

#7E7F86

Preview Lab

Preview with #528EFF

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

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