#506CD1#506CD1

#506CD1 is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.2% C 0.158 H 269.2°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#506CD1
RGB	rgb(80, 108, 209)
HSL	hsl(227, 58%, 57%)
HSV	hsv(227, 62%, 82%)
CMYK	cmyk(61.7%, 48.3%, 0%, 18%)
CIE-LAB	lab(48.30, 21.10, -55.38)
CIE-LCH	lch(48.30, 59.27, 290.86°)
OKLab	oklab(56.21% -0.0023 -0.1584)
OKLCH	oklch(56.21% 0.158 269.2)
XYZ	xyz(20.1756, 17.0323, 62.5336)
Luminance	0.1703 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#506CD1 #D1B550

analogous

#50ADD1 #506CD1 #7550D1

triadic

#506CD1 #D1506C #6CD150

tetradic

#506CD1 #D150AD #D1B550 #50D175

square

#506CD1 #D150AD #D1B550 #50D175

split-complementary

#506CD1 #D17550 #ADD150

monochromatic

#233884 #2F4CB4 #506CD1 #8095DE #B1BDEA

Accessibility & contrast

On white

4.77

#506CD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#506CD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #506CD1

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##506CD1	#FFFFFF	#000000	##FFFFFF
##506CD1	1.00	4.77	4.41	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3879D5

Deuteranopia (green-blind)

#1E6DCF

Tritanopia (blue-blind)

#008394

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #506cd1;
/* rgb */ color: rgb(80, 108, 209);
/* oklch */ color: oklch(56.2% 0.158 269.2);

Tailwind

colors: {
  custom: {
    50: '#8d95e0',
    500: '#506cd1',
    950: '#000000',
  },
}

SCSS

$custom: #506cd1;
$custom-light: #8d95e0;
$custom-dark: #000000;

JSON

{
  "hex": "#506cd1",
  "rgb": {
    "r": 80,
    "g": 108,
    "b": 209
  },
  "hsl": {
    "h": 226.977,
    "s": 58.371,
    "l": 56.667
  },
  "oklch": {
    "l": 0.56205,
    "c": 0.15846,
    "h": 269.2
  },
  "luminance": 0.17034
}

Semantic roles & 50–950 ramp

primary

#506CD1

secondary

#D9CDA4

accent

#C046E2

background

#F9F9FD

surface

#F1F1FB

border

#CBCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #506CD1

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

Preview Lab → · Contrast checker → · Palette generator →