#523FBC#523FBC

#523FBC is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.6% C 0.187 H 283.3°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#523FBC
RGB	rgb(82, 63, 188)
HSL	hsl(249, 50%, 49%)
HSV	hsv(249, 66%, 74%)
CMYK	cmyk(56.4%, 66.5%, 0%, 26.3%)
CIE-LAB	lab(35.94, 42.23, -63.23)
CIE-LCH	lch(35.94, 76.04, 303.74°)
OKLab	oklab(46.58% 0.0431 -0.1818)
OKLCH	oklch(46.58% 0.187 283.3)
XYZ	xyz(14.3315, 8.9788, 48.5451)
Luminance	0.0898 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.43

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#523FBC #A9BC3F

analogous

#3F6BBC #523FBC #913FBC

triadic

#523FBC #BC523F #3FBC52

tetradic

#523FBC #BC3F6B #A9BC3F #3FBC91

square

#523FBC #BC3F6B #A9BC3F #3FBC91

split-complementary

#523FBC #BC913F #6BBC3F

monochromatic

#2A2060 #3E308E #523FBC #7A6BCD #A399DD

Accessibility & contrast

On white

7.51

#523FBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#523FBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #523FBC

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##523FBC	#FFFFFF	#000000	##FFFFFF
##523FBC	1.00	7.51	2.80	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C0

Deuteranopia (green-blind)

#0050BA

Tritanopia (blue-blind)

#1D5F78

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #523fbc;
/* rgb */ color: rgb(82, 63, 188);
/* oklch */ color: oklch(46.6% 0.187 283.3);

Tailwind

colors: {
  custom: {
    50: '#8d75d1',
    500: '#523fbc',
    950: '#000000',
  },
}

SCSS

$custom: #523fbc;
$custom-light: #8d75d1;
$custom-dark: #000000;

JSON

{
  "hex": "#523fbc",
  "rgb": {
    "r": 82,
    "g": 63,
    "b": 188
  },
  "hsl": {
    "h": 249.12,
    "s": 49.801,
    "l": 49.216
  },
  "oklch": {
    "l": 0.46579,
    "c": 0.18687,
    "h": 283.3
  },
  "luminance": 0.0898
}

Semantic roles & 50–950 ramp

primary

#523FBC

secondary

#C0C98E

accent

#D94EC4

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #523FBC

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

Preview Lab → · Contrast checker → · Palette generator →