#528DE5#528DE5

#528DE5 is a light, vivid blue. Relative luminance 0.265; OKLCH L 64.5% C 0.146 H 258.2°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#528DE5
RGB	rgb(82, 141, 229)
HSL	hsl(216, 74%, 61%)
HSV	hsv(216, 64%, 90%)
CMYK	cmyk(64.2%, 38.4%, 0%, 10.2%)
CIE-LAB	lab(58.51, 8.11, -50.34)
CIE-LCH	lch(58.51, 50.99, 279.15°)
OKLab	oklab(64.45% -0.0298 -0.1432)
OKLCH	oklch(64.45% 0.146 258.2)
XYZ	xyz(27.1424, 26.4981, 77.7978)
Luminance	0.2650 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528DE5 #E5AA52

analogous

#52D7E5 #528DE5 #6052E5

triadic

#528DE5 #E5528D #8DE552

tetradic

#528DE5 #E552D7 #E5AA52 #52E560

square

#528DE5 #E552D7 #E5AA52 #52E560

split-complementary

#528DE5 #E56052 #D7E552

monochromatic

#1951A4 #216BD9 #528DE5 #87B0ED #BCD3F5

Accessibility & contrast

On white

3.33

#528DE5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#528DE5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528DE5

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528DE5	#FFFFFF	#000000	##000000
##528DE5	1.00	3.33	6.30	6.30
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6694E9

Deuteranopia (green-blind)

#5186E3

Tritanopia (blue-blind)

#00A1AE

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #528de5;
/* rgb */ color: rgb(82, 141, 229);
/* oklch */ color: oklch(64.5% 0.146 258.2);

Tailwind

colors: {
  custom: {
    50: '#90aded',
    500: '#528de5',
    950: '#000000',
  },
}

SCSS

$custom: #528de5;
$custom-light: #90aded;
$custom-dark: #000000;

JSON

{
  "hex": "#528de5",
  "rgb": {
    "r": 82,
    "g": 141,
    "b": 229
  },
  "hsl": {
    "h": 215.918,
    "s": 73.869,
    "l": 60.98
  },
  "oklch": {
    "l": 0.64451,
    "c": 0.14624,
    "h": 258.2
  },
  "luminance": 0.26501
}

Semantic roles & 50–950 ramp

primary

#528DE5

secondary

#E5CFAE

accent

#8610D6

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #528DE5

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

Preview Lab → · Contrast checker → · Palette generator →