#506BCC#506BCC

#506BCC is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.7% C 0.153 H 269.3°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#506BCC
RGB	rgb(80, 107, 204)
HSL	hsl(227, 55%, 56%)
HSV	hsv(227, 61%, 80%)
CMYK	cmyk(60.8%, 47.5%, 0%, 20%)
CIE-LAB	lab(47.73, 20.02, -53.45)
CIE-LCH	lch(47.73, 57.08, 290.54°)
OKLab	oklab(55.67% -0.002 -0.1528)
OKLCH	oklch(55.67% 0.153 269.3)
XYZ	xyz(19.4614, 16.5789, 59.2895)
Luminance	0.1658 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#506BCC #CCB150

analogous

#50A9CC #506BCC #7350CC

triadic

#506BCC #CC506B #6BCC50

tetradic

#506BCC #CC50A9 #CCB150 #50CC73

square

#506BCC #CC50A9 #CCB150 #50CC73

split-complementary

#506BCC #CC7350 #A9CC50

monochromatic

#24387D #324DAD #506BCC #7F93DA #AFBBE8

Accessibility & contrast

On white

4.87

#506BCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#506BCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #506BCC

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##506BCC	#FFFFFF	#000000	##FFFFFF
##506BCC	1.00	4.87	4.32	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B77D0

Deuteranopia (green-blind)

#256CCA

Tritanopia (blue-blind)

#008192

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #506bcc;
/* rgb */ color: rgb(80, 107, 204);
/* oklch */ color: oklch(55.7% 0.153 269.3);

Tailwind

colors: {
  custom: {
    50: '#8c95dc',
    500: '#506bcc',
    950: '#000000',
  },
}

SCSS

$custom: #506bcc;
$custom-light: #8c95dc;
$custom-dark: #000000;

JSON

{
  "hex": "#506bcc",
  "rgb": {
    "r": 80,
    "g": 107,
    "b": 204
  },
  "hsl": {
    "h": 226.935,
    "s": 54.867,
    "l": 55.686
  },
  "oklch": {
    "l": 0.55667,
    "c": 0.15278,
    "h": 269.3
  },
  "luminance": 0.1658
}

Semantic roles & 50–950 ramp

primary

#506BCC

secondary

#D6CAA2

accent

#BE4ADE

background

#F9F9FD

surface

#F1F1FB

border

#CBCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #506BCC

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

Preview Lab → · Contrast checker → · Palette generator →