#506FDA#506FDA

#506FDA is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.4% C 0.167 H 268.6°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#506FDA
RGB	rgb(80, 111, 218)
HSL	hsl(227, 65%, 58%)
HSV	hsv(227, 63%, 85%)
CMYK	cmyk(63.3%, 49.1%, 0%, 14.5%)
CIE-LAB	lab(49.66, 22.32, -58.31)
CIE-LCH	lch(49.66, 62.44, 290.94°)
OKLab	oklab(57.42% -0.0042 -0.167)
OKLCH	oklch(57.42% 0.167 268.6)
XYZ	xyz(21.6433, 18.1344, 68.6758)
Luminance	0.1814 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#506FDA #DABB50

analogous

#50B4DA #506FDA #7650DA

triadic

#506FDA #DA506F #6FDA50

tetradic

#506FDA #DA50B4 #DABB50 #50DA76

square

#506FDA #DA50B4 #DABB50 #50DA76

split-complementary

#506FDA #DA7650 #B4DA50

monochromatic

#1F3891 #294CC3 #506FDA #8399E5 #B5C2EF

Accessibility & contrast

On white

4.54

#506FDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#506FDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #506FDA

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##506FDA	#FFFFFF	#000000	##000000
##506FDA	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#357DDE

Deuteranopia (green-blind)

#1370D8

Tritanopia (blue-blind)

#00889A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #506fda;
/* rgb */ color: rgb(80, 111, 218);
/* oklch */ color: oklch(57.4% 0.167 268.6);

Tailwind

colors: {
  custom: {
    50: '#8e97e6',
    500: '#506fda',
    950: '#000000',
  },
}

SCSS

$custom: #506fda;
$custom-light: #8e97e6;
$custom-dark: #000000;

JSON

{
  "hex": "#506fda",
  "rgb": {
    "r": 80,
    "g": 111,
    "b": 218
  },
  "hsl": {
    "h": 226.522,
    "s": 65.094,
    "l": 58.431
  },
  "oklch": {
    "l": 0.57418,
    "c": 0.16708,
    "h": 268.6
  },
  "luminance": 0.18136
}

Semantic roles & 50–950 ramp

primary

#506FDA

secondary

#DED2A8

accent

#C240E8

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #506FDA

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

Preview Lab → · Contrast checker → · Palette generator →