#506BD5#506BD5

#506BD5 is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.3% C 0.165 H 269.7°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#506BD5
RGB	rgb(80, 107, 213)
HSL	hsl(228, 61%, 57%)
HSV	hsv(228, 62%, 84%)
CMYK	cmyk(62.4%, 49.8%, 0%, 16.5%)
CIE-LAB	lab(48.29, 23.10, -57.68)
CIE-LCH	lch(48.29, 62.13, 291.82°)
OKLab	oklab(56.28% -0.0009 -0.1652)
OKLCH	oklch(56.28% 0.165 269.7)
XYZ	xyz(20.5721, 17.0232, 65.1396)
Luminance	0.1703 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#506BD5 #D5BA50

analogous

#50ADD5 #506BD5 #7850D5

triadic

#506BD5 #D5506B #6BD550

tetradic

#506BD5 #D550AD #D5BA50 #50D578

square

#506BD5 #D550AD #D5BA50 #50D578

split-complementary

#506BD5 #D57850 #ADD550

monochromatic

#21368A #2D4ABB #506BD5 #8195E1 #B3BEED

Accessibility & contrast

On white

4.77

#506BD5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#506BD5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #506BD5

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##506BD5	#FFFFFF	#000000	##FFFFFF
##506BD5	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3179D9

Deuteranopia (green-blind)

#0E6DD3

Tritanopia (blue-blind)

#008396

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #506bd5;
/* rgb */ color: rgb(80, 107, 213);
/* oklch */ color: oklch(56.3% 0.165 269.7);

Tailwind

colors: {
  custom: {
    50: '#8d95e3',
    500: '#506bd5',
    950: '#000000',
  },
}

SCSS

$custom: #506bd5;
$custom-light: #8d95e3;
$custom-dark: #000000;

JSON

{
  "hex": "#506bd5",
  "rgb": {
    "r": 80,
    "g": 107,
    "b": 213
  },
  "hsl": {
    "h": 227.82,
    "s": 61.29,
    "l": 57.451
  },
  "oklch": {
    "l": 0.56277,
    "c": 0.16521,
    "h": 269.7
  },
  "luminance": 0.17025
}

Semantic roles & 50–950 ramp

primary

#506BD5

secondary

#DBD0A6

accent

#C443E4

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #506BD5

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

Preview Lab → · Contrast checker → · Palette generator →