#523FB5#523FB5

#523FB5 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 46.0% C 0.178 H 284.3°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#523FB5
RGB	rgb(82, 63, 181)
HSL	hsl(250, 48%, 48%)
HSV	hsv(250, 65%, 71%)
CMYK	cmyk(54.7%, 65.2%, 0%, 29%)
CIE-LAB	lab(35.37, 40.07, -60.04)
CIE-LCH	lch(35.37, 72.18, 303.72°)
OKLab	oklab(45.99% 0.0439 -0.1725)
OKLCH	oklch(45.99% 0.178 284.3)
XYZ	xyz(13.5951, 8.6843, 44.6670)
Luminance	0.0868 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.04

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#523FB5 #A2B53F

analogous

#3F67B5 #523FB5 #8D3FB5

triadic

#523FB5 #B5523F #3FB552

tetradic

#523FB5 #B53F67 #A2B53F #3FB58D

square

#523FB5 #B53F67 #A2B53F #3FB58D

split-complementary

#523FB5 #B58D3F #67B53F

monochromatic

#291F5A #3D2F88 #523FB5 #7767CA #A094DA

Accessibility & contrast

On white

7.67

#523FB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#523FB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #523FB5

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##523FB5	#FFFFFF	#000000	##FFFFFF
##523FB5	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B9

Deuteranopia (green-blind)

#004FB3

Tritanopia (blue-blind)

#265C74

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #523fb5;
/* rgb */ color: rgb(82, 63, 181);
/* oklch */ color: oklch(46.0% 0.178 284.3);

Tailwind

colors: {
  custom: {
    50: '#8c75cc',
    500: '#523fb5',
    950: '#000000',
  },
}

SCSS

$custom: #523fb5;
$custom-light: #8c75cc;
$custom-dark: #000000;

JSON

{
  "hex": "#523fb5",
  "rgb": {
    "r": 82,
    "g": 63,
    "b": 181
  },
  "hsl": {
    "h": 249.661,
    "s": 48.361,
    "l": 47.843
  },
  "oklch": {
    "l": 0.45985,
    "c": 0.17797,
    "h": 284.3
  },
  "luminance": 0.08685
}

Semantic roles & 50–950 ramp

primary

#523FB5

secondary

#BCC58A

accent

#D850C2

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #523FB5

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

Preview Lab → · Contrast checker → · Palette generator →