#506DD5#506DD5

#506DD5 is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.7% C 0.163 H 269.0°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#506DD5
RGB	rgb(80, 109, 213)
HSL	hsl(227, 61%, 57%)
HSV	hsv(227, 62%, 84%)
CMYK	cmyk(62.4%, 48.8%, 0%, 16.5%)
CIE-LAB	lab(48.82, 21.85, -56.83)
CIE-LCH	lch(48.82, 60.89, 291.03°)
OKLab	oklab(56.68% -0.0029 -0.1627)
OKLCH	oklch(56.68% 0.163 269)
XYZ	xyz(20.7831, 17.4450, 65.2099)
Luminance	0.1745 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#506DD5 #D5B850

analogous

#50B0D5 #506DD5 #7550D5

triadic

#506DD5 #D5506D #6DD550

tetradic

#506DD5 #D550B0 #D5B850 #50D575

square

#506DD5 #D550B0 #D5B850 #50D575

split-complementary

#506DD5 #D57550 #B0D550

monochromatic

#21388A #2D4CBB #506DD5 #8196E1 #B3BFED

Accessibility & contrast

On white

4.68

#506DD5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#506DD5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #506DD5

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##506DD5	#FFFFFF	#000000	##FFFFFF
##506DD5	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#367AD9

Deuteranopia (green-blind)

#186ED3

Tritanopia (blue-blind)

#008597

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #506dd5;
/* rgb */ color: rgb(80, 109, 213);
/* oklch */ color: oklch(56.7% 0.163 269.0);

Tailwind

colors: {
  custom: {
    50: '#8d96e2',
    500: '#506dd5',
    950: '#000000',
  },
}

SCSS

$custom: #506dd5;
$custom-light: #8d96e2;
$custom-dark: #000000;

JSON

{
  "hex": "#506dd5",
  "rgb": {
    "r": 80,
    "g": 109,
    "b": 213
  },
  "hsl": {
    "h": 226.917,
    "s": 61.29,
    "l": 57.451
  },
  "oklch": {
    "l": 0.56677,
    "c": 0.16272,
    "h": 269
  },
  "luminance": 0.17447
}

Semantic roles & 50–950 ramp

primary

#506DD5

secondary

#DBD0A6

accent

#C143E4

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #506DD5

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

Preview Lab → · Contrast checker → · Palette generator →