#528CE3#528CE3

#528CE3 is a light, vivid blue. Relative luminance 0.261; OKLCH L 64.1% C 0.145 H 258.3°. Best body text is #000000 at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#528CE3
RGB	rgb(82, 140, 227)
HSL	hsl(216, 72%, 61%)
HSV	hsv(216, 64%, 89%)
CMYK	cmyk(63.9%, 38.3%, 0%, 11%)
CIE-LAB	lab(58.13, 8.03, -49.83)
CIE-LCH	lch(58.13, 50.47, 279.15°)
OKLab	oklab(64.12% -0.0293 -0.1417)
OKLCH	oklch(64.12% 0.145 258.3)
XYZ	xyz(26.7179, 26.0935, 76.2867)
Luminance	0.2610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528CE3 #E3A952

analogous

#52D4E3 #528CE3 #6052E3

triadic

#528CE3 #E3528C #8CE352

tetradic

#528CE3 #E352D4 #E3A952 #52E360

square

#528CE3 #E352D4 #E3A952 #52E360

split-complementary

#528CE3 #E36052 #D4E352

monochromatic

#1A50A1 #236AD5 #528CE3 #87AFEC #BBD2F4

Accessibility & contrast

On white

3.38

#528CE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.22

#528CE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528CE3

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528CE3	#FFFFFF	#000000	##000000
##528CE3	1.00	3.38	6.22	6.22
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.22	21.00	1.00	1.00
##000000	6.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6693E6

Deuteranopia (green-blind)

#5185E1

Tritanopia (blue-blind)

#00A0AC

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #528ce3;
/* rgb */ color: rgb(82, 140, 227);
/* oklch */ color: oklch(64.1% 0.145 258.3);

Tailwind

colors: {
  custom: {
    50: '#90adec',
    500: '#528ce3',
    950: '#000000',
  },
}

SCSS

$custom: #528ce3;
$custom-light: #90adec;
$custom-dark: #000000;

JSON

{
  "hex": "#528ce3",
  "rgb": {
    "r": 82,
    "g": 140,
    "b": 227
  },
  "hsl": {
    "h": 216,
    "s": 72.139,
    "l": 60.588
  },
  "oklch": {
    "l": 0.64121,
    "c": 0.14468,
    "h": 258.3
  },
  "luminance": 0.26096
}

Semantic roles & 50–950 ramp

primary

#528CE3

secondary

#E4CEAD

accent

#8611D4

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #528CE3

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

Preview Lab → · Contrast checker → · Palette generator →