#528DFF#528DFF

#528DFF is a light, vivid blue. Relative luminance 0.281; OKLCH L 66.0% C 0.180 H 262.1°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#528DFF
RGB	rgb(82, 141, 255)
HSL	hsl(220, 100%, 66%)
HSV	hsv(220, 68%, 100%)
CMYK	cmyk(67.8%, 44.7%, 0%, 0%)
CIE-LAB	lab(59.94, 17.01, -62.41)
CIE-LCH	lch(59.94, 64.68, 285.25°)
OKLab	oklab(66.03% -0.0248 -0.1786)
OKLCH	oklch(66.03% 0.18 262.1)
XYZ	xyz(31.0481, 28.0604, 98.3683)
Luminance	0.2806 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528DFF #FFC452

analogous

#52E3FF #528DFF #6D52FF

triadic

#528DFF #FF528D #8DFF52

tetradic

#528DFF #FF52E3 #FFC452 #52FF6D

square

#528DFF #FF52E3 #FFC452 #52FF6D

split-complementary

#528DFF #FF6D52 #E3FF52

monochromatic

#0049D7 #1565FF #528DFF #8FB5FF #CCDEFF

Accessibility & contrast

On white

3.18

#528DFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#528DFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528DFF

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528DFF	#FFFFFF	#000000	##000000
##528DFF	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5499FF

Deuteranopia (green-blind)

#3289FD

Tritanopia (blue-blind)

#00A7BA

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #528dff;
/* rgb */ color: rgb(82, 141, 255);
/* oklch */ color: oklch(66.0% 0.180 262.1);

Tailwind

colors: {
  custom: {
    50: '#94adff',
    500: '#528dff',
    950: '#000000',
  },
}

SCSS

$custom: #528dff;
$custom-light: #94adff;
$custom-dark: #000000;

JSON

{
  "hex": "#528dff",
  "rgb": {
    "r": 82,
    "g": 141,
    "b": 255
  },
  "hsl": {
    "h": 219.538,
    "s": 100,
    "l": 66.078
  },
  "oklch": {
    "l": 0.66027,
    "c": 0.18031,
    "h": 262.1
  },
  "luminance": 0.28064
}

Semantic roles & 50–950 ramp

primary

#528DFF

secondary

#F3DFBA

accent

#9700E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F1018

muted

#7E7F86

Preview Lab

Preview with #528DFF

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

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