#506DDE#506DDE

#506DDE is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.3% C 0.175 H 269.4°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#506DDE
RGB	rgb(80, 109, 222)
HSL	hsl(228, 68%, 59%)
HSV	hsv(228, 64%, 87%)
CMYK	cmyk(64%, 50.9%, 0%, 12.9%)
CIE-LAB	lab(49.39, 24.93, -61.01)
CIE-LCH	lch(49.39, 65.90, 292.23°)
OKLab	oklab(57.3% -0.0019 -0.175)
OKLCH	oklch(57.3% 0.175 269.4)
XYZ	xyz(21.9572, 17.9147, 71.3938)
Luminance	0.1792 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#506DDE #DEC150

analogous

#50B4DE #506DDE #7A50DE

triadic

#506DDE #DE506D #6DDE50

tetradic

#506DDE #DE50B4 #DEC150 #50DE7A

square

#506DDE #DE50B4 #DEC150 #50DE7A

split-complementary

#506DDE #DE7A50 #B4DE50

monochromatic

#1C3697 #2648CB #506DDE #8398E8 #B7C3F1

Accessibility & contrast

On white

4.58

#506DDE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#506DDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #506DDE

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##506DDE	#FFFFFF	#000000	##000000
##506DDE	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A7CE2

Deuteranopia (green-blind)

#006FDC

Tritanopia (blue-blind)

#00879B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #506dde;
/* rgb */ color: rgb(80, 109, 222);
/* oklch */ color: oklch(57.3% 0.175 269.4);

Tailwind

colors: {
  custom: {
    50: '#8f96e9',
    500: '#506dde',
    950: '#000000',
  },
}

SCSS

$custom: #506dde;
$custom-light: #8f96e9;
$custom-dark: #000000;

JSON

{
  "hex": "#506dde",
  "rgb": {
    "r": 80,
    "g": 109,
    "b": 222
  },
  "hsl": {
    "h": 227.746,
    "s": 68.269,
    "l": 59.216
  },
  "oklch": {
    "l": 0.57298,
    "c": 0.17499,
    "h": 269.4
  },
  "luminance": 0.17917
}

Semantic roles & 50–950 ramp

primary

#506DDE

secondary

#E1D5A9

accent

#C73DEB

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #506DDE

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

Preview Lab → · Contrast checker → · Palette generator →