#506FCF#506FCF

#506FCF is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.7% C 0.152 H 267.9°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#506FCF
RGB	rgb(80, 111, 207)
HSL	hsl(225, 57%, 56%)
HSV	hsv(225, 61%, 81%)
CMYK	cmyk(61.4%, 46.4%, 0%, 18.8%)
CIE-LAB	lab(48.98, 18.55, -53.15)
CIE-LCH	lch(48.98, 56.30, 289.24°)
OKLab	oklab(56.68% -0.0056 -0.1518)
OKLCH	oklch(56.68% 0.152 267.9)
XYZ	xyz(20.2514, 17.5776, 61.3450)
Luminance	0.1758 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#506FCF #CFB050

analogous

#50AFCF #506FCF #7150CF

triadic

#506FCF #CF506F #6FCF50

tetradic

#506FCF #CF50AF #CFB050 #50CF71

square

#506FCF #CF50AF #CFB050 #50CF71

split-complementary

#506FCF #CF7150 #AFCF50

monochromatic

#233A81 #3150B1 #506FCF #8097DC #B0BEE9

Accessibility & contrast

On white

4.65

#506FCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#506FCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #506FCF

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##506FCF	#FFFFFF	#000000	##FFFFFF
##506FCF	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#407AD3

Deuteranopia (green-blind)

#2B6FCD

Tritanopia (blue-blind)

#008595

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #506fcf;
/* rgb */ color: rgb(80, 111, 207);
/* oklch */ color: oklch(56.7% 0.152 267.9);

Tailwind

colors: {
  custom: {
    50: '#8c97de',
    500: '#506fcf',
    950: '#000000',
  },
}

SCSS

$custom: #506fcf;
$custom-light: #8c97de;
$custom-dark: #000000;

JSON

{
  "hex": "#506fcf",
  "rgb": {
    "r": 80,
    "g": 111,
    "b": 207
  },
  "hsl": {
    "h": 225.354,
    "s": 56.951,
    "l": 56.275
  },
  "oklch": {
    "l": 0.56683,
    "c": 0.15194,
    "h": 267.9
  },
  "luminance": 0.17579
}

Semantic roles & 50–950 ramp

primary

#506FCF

secondary

#D8CBA3

accent

#BB48E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #506FCF

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

Preview Lab → · Contrast checker → · Palette generator →