#506CDA#506CDA

#506CDA is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.8% C 0.171 H 269.5°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#506CDA
RGB	rgb(80, 108, 218)
HSL	hsl(228, 65%, 58%)
HSV	hsv(228, 63%, 85%)
CMYK	cmyk(63.3%, 50.5%, 0%, 14.5%)
CIE-LAB	lab(48.87, 24.18, -59.58)
CIE-LCH	lch(48.87, 64.30, 292.09°)
OKLab	oklab(56.82% -0.0014 -0.1708)
OKLCH	oklch(56.82% 0.171 269.5)
XYZ	xyz(21.3214, 17.4907, 68.5685)
Luminance	0.1749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#506CDA #DABE50

analogous

#50B1DA #506CDA #7950DA

triadic

#506CDA #DA506C #6CDA50

tetradic

#506CDA #DA50B1 #DABE50 #50DA79

square

#506CDA #DA50B1 #DABE50 #50DA79

split-complementary

#506CDA #DA7950 #B1DA50

monochromatic

#1F3691 #2949C3 #506CDA #8396E5 #B5C1EF

Accessibility & contrast

On white

4.67

#506CDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#506CDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #506CDA

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##506CDA	#FFFFFF	#000000	##FFFFFF
##506CDA	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D7BDE

Deuteranopia (green-blind)

#006ED8

Tritanopia (blue-blind)

#008699

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #506cda;
/* rgb */ color: rgb(80, 108, 218);
/* oklch */ color: oklch(56.8% 0.171 269.5);

Tailwind

colors: {
  custom: {
    50: '#8e95e6',
    500: '#506cda',
    950: '#000000',
  },
}

SCSS

$custom: #506cda;
$custom-light: #8e95e6;
$custom-dark: #000000;

JSON

{
  "hex": "#506cda",
  "rgb": {
    "r": 80,
    "g": 108,
    "b": 218
  },
  "hsl": {
    "h": 227.826,
    "s": 65.094,
    "l": 58.431
  },
  "oklch": {
    "l": 0.56822,
    "c": 0.1708,
    "h": 269.5
  },
  "luminance": 0.17493
}

Semantic roles & 50–950 ramp

primary

#506CDA

secondary

#DED3A8

accent

#C640E8

background

#F9F9FE

surface

#F2F1FC

border

#CCCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #506CDA

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

Preview Lab → · Contrast checker → · Palette generator →