#506FDF#506FDF

#506FDF is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.8% C 0.174 H 268.8°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#506FDF
RGB	rgb(80, 111, 223)
HSL	hsl(227, 69%, 59%)
HSV	hsv(227, 64%, 87%)
CMYK	cmyk(64.1%, 50.2%, 0%, 12.5%)
CIE-LAB	lab(49.98, 24.03, -60.63)
CIE-LCH	lch(49.98, 65.22, 291.62°)
OKLab	oklab(57.76% -0.0037 -0.1738)
OKLCH	oklch(57.76% 0.174 268.8)
XYZ	xyz(22.3074, 18.4000, 72.1737)
Luminance	0.1840 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#506FDF #DFC050

analogous

#50B7DF #506FDF #7950DF

triadic

#506FDF #DF506F #6FDF50

tetradic

#506FDF #DF50B7 #DFC050 #50DF79

square

#506FDF #DF50B7 #DFC050 #50DF79

split-complementary

#506FDF #DF7950 #B7DF50

monochromatic

#1C3799 #254ACC #506FDF #849AE8 #B7C4F2

Accessibility & contrast

On white

4.49

#506FDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#506FDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #506FDF

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##506FDF	#FFFFFF	#000000	##000000
##506FDF	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F7EE3

Deuteranopia (green-blind)

#0071DD

Tritanopia (blue-blind)

#00899C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #506fdf;
/* rgb */ color: rgb(80, 111, 223);
/* oklch */ color: oklch(57.8% 0.174 268.8);

Tailwind

colors: {
  custom: {
    50: '#8f97ea',
    500: '#506fdf',
    950: '#000000',
  },
}

SCSS

$custom: #506fdf;
$custom-light: #8f97ea;
$custom-dark: #000000;

JSON

{
  "hex": "#506fdf",
  "rgb": {
    "r": 80,
    "g": 111,
    "b": 223
  },
  "hsl": {
    "h": 226.993,
    "s": 69.082,
    "l": 59.412
  },
  "oklch": {
    "l": 0.57762,
    "c": 0.17388,
    "h": 268.8
  },
  "luminance": 0.18402
}

Semantic roles & 50–950 ramp

primary

#506FDF

secondary

#E1D5AA

accent

#C63CEC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #506FDF

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

Preview Lab → · Contrast checker → · Palette generator →