#506FC0#506FC0

#506FC0 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.7% C 0.131 H 266.4°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#506FC0
RGB	rgb(80, 111, 192)
HSL	hsl(223, 47%, 53%)
HSV	hsv(223, 58%, 75%)
CMYK	cmyk(58.3%, 42.2%, 0%, 24.7%)
CIE-LAB	lab(48.11, 13.46, -45.94)
CIE-LCH	lch(48.11, 47.88, 286.33°)
OKLab	oklab(55.73% -0.0081 -0.1307)
OKLCH	oklch(55.73% 0.131 266.4)
XYZ	xyz(18.5039, 16.8786, 52.1417)
Luminance	0.1688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#506FC0 #C0A150

analogous

#50A7C0 #506FC0 #6950C0

triadic

#506FC0 #C0506F #6FC050

tetradic

#506FC0 #C050A7 #C0A150 #50C069

square

#506FC0 #C050A7 #C0A150 #50C069

split-complementary

#506FC0 #C06950 #A7C050

monochromatic

#283B6E #38539B #506FC0 #7D94D0 #AAB9E0

Accessibility & contrast

On white

4.80

#506FC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#506FC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #506FC0

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##506FC0	#FFFFFF	#000000	##FFFFFF
##506FC0	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C78C3

Deuteranopia (green-blind)

#3D6DBE

Tritanopia (blue-blind)

#00818E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #506fc0;
/* rgb */ color: rgb(80, 111, 192);
/* oklch */ color: oklch(55.7% 0.131 266.4);

Tailwind

colors: {
  custom: {
    50: '#8a97d3',
    500: '#506fc0',
    950: '#000000',
  },
}

SCSS

$custom: #506fc0;
$custom-light: #8a97d3;
$custom-dark: #000000;

JSON

{
  "hex": "#506fc0",
  "rgb": {
    "r": 80,
    "g": 111,
    "b": 192
  },
  "hsl": {
    "h": 223.393,
    "s": 47.059,
    "l": 53.333
  },
  "oklch": {
    "l": 0.55731,
    "c": 0.13093,
    "h": 266.4
  },
  "luminance": 0.1688
}

Semantic roles & 50–950 ramp

primary

#506FC0

secondary

#CEC19E

accent

#B251D7

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #506FC0

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

Preview Lab → · Contrast checker → · Palette generator →