#525EB8#525EB8

#525EB8 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 51.8% C 0.141 H 274.7°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#525EB8
RGB	rgb(82, 94, 184)
HSL	hsl(233, 42%, 52%)
HSV	hsv(233, 55%, 72%)
CMYK	cmyk(55.4%, 48.9%, 0%, 27.8%)
CIE-LAB	lab(43.15, 21.87, -49.22)
CIE-LCH	lch(43.15, 53.86, 293.96°)
OKLab	oklab(51.83% 0.0115 -0.1404)
OKLCH	oklch(51.83% 0.141 274.7)
XYZ	xyz(16.1313, 13.2588, 47.0473)
Luminance	0.1326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#525EB8 #B8AC52

analogous

#5291B8 #525EB8 #7952B8

triadic

#525EB8 #B8525E #5EB852

tetradic

#525EB8 #B85291 #B8AC52 #52B879

square

#525EB8 #B85291 #B8AC52 #52B879

split-complementary

#525EB8 #B87952 #91B852

monochromatic

#2A3166 #3C4691 #525EB8 #7D86CA #A9AFDC

Accessibility & contrast

On white

5.75

#525EB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#525EB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #525EB8

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##525EB8	#FFFFFF	#000000	##FFFFFF
##525EB8	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#326ABB

Deuteranopia (green-blind)

#2462B6

Tritanopia (blue-blind)

#1C7282

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #525eb8;
/* rgb */ color: rgb(82, 94, 184);
/* oklch */ color: oklch(51.8% 0.141 274.7);

Tailwind

colors: {
  custom: {
    50: '#8a8bce',
    500: '#525eb8',
    950: '#000000',
  },
}

SCSS

$custom: #525eb8;
$custom-light: #8a8bce;
$custom-dark: #000000;

JSON

{
  "hex": "#525eb8",
  "rgb": {
    "r": 82,
    "g": 94,
    "b": 184
  },
  "hsl": {
    "h": 232.941,
    "s": 41.803,
    "l": 52.157
  },
  "oklch": {
    "l": 0.51827,
    "c": 0.1409,
    "h": 274.7
  },
  "luminance": 0.1326
}

Semantic roles & 50–950 ramp

primary

#525EB8

secondary

#C9C49D

accent

#C356D2

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #525EB8

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

Preview Lab → · Contrast checker → · Palette generator →