#523FB3#523FB3

#523FB3 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.8% C 0.175 H 284.6°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#523FB3
RGB	rgb(82, 63, 179)
HSL	hsl(250, 48%, 47%)
HSV	hsv(250, 65%, 70%)
CMYK	cmyk(54.2%, 64.8%, 0%, 29.8%)
CIE-LAB	lab(35.21, 39.45, -59.12)
CIE-LCH	lch(35.21, 71.07, 303.72°)
OKLab	oklab(45.82% 0.0442 -0.1698)
OKLCH	oklch(45.82% 0.175 284.6)
XYZ	xyz(13.3914, 8.6028, 43.5940)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.08

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#523FB3 #A0B33F

analogous

#3F66B3 #523FB3 #8C3FB3

triadic

#523FB3 #B3523F #3FB352

tetradic

#523FB3 #B33F66 #A0B33F #3FB38C

square

#523FB3 #B33F66 #A0B33F #3FB38C

split-complementary

#523FB3 #B38C3F #66B33F

monochromatic

#291F58 #3D2F86 #523FB3 #7666C9 #9F93D9

Accessibility & contrast

On white

7.72

#523FB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#523FB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #523FB3

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##523FB3	#FFFFFF	#000000	##FFFFFF
##523FB3	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B7

Deuteranopia (green-blind)

#004FB1

Tritanopia (blue-blind)

#285C73

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #523fb3;
/* rgb */ color: rgb(82, 63, 179);
/* oklch */ color: oklch(45.8% 0.175 284.6);

Tailwind

colors: {
  custom: {
    50: '#8c75cb',
    500: '#523fb3',
    950: '#000000',
  },
}

SCSS

$custom: #523fb3;
$custom-light: #8c75cb;
$custom-dark: #000000;

JSON

{
  "hex": "#523fb3",
  "rgb": {
    "r": 82,
    "g": 63,
    "b": 179
  },
  "hsl": {
    "h": 249.828,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.45818,
    "c": 0.1754,
    "h": 284.6
  },
  "luminance": 0.08604
}

Semantic roles & 50–950 ramp

primary

#523FB3

secondary

#BBC489

accent

#D850C1

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #523FB3

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

Preview Lab → · Contrast checker → · Palette generator →