#505DD0#505DD0

#505DD0 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.2% C 0.176 H 273.9°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#505DD0
RGB	rgb(80, 93, 208)
HSL	hsl(234, 58%, 56%)
HSV	hsv(234, 62%, 82%)
CMYK	cmyk(61.5%, 55.3%, 0%, 18.4%)
CIE-LAB	lab(44.36, 30.15, -61.17)
CIE-LCH	lch(44.36, 68.20, 296.24°)
OKLab	oklab(53.21% 0.0121 -0.1756)
OKLCH	oklch(53.21% 0.176 273.9)
XYZ	xyz(18.6040, 14.0867, 61.4009)
Luminance	0.1409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505DD0 #D0C350

analogous

#509DD0 #505DD0 #8350D0

triadic

#505DD0 #D0505D #5DD050

tetradic

#505DD0 #D0509D #D0C350 #50D083

square

#505DD0 #D0509D #D0C350 #50D083

split-complementary

#505DD0 #D08350 #9DD050

monochromatic

#232D83 #303DB3 #505DD0 #808ADD #B0B6EA

Accessibility & contrast

On white

5.50

#505DD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#505DD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505DD0

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505DD0	#FFFFFF	#000000	##FFFFFF
##505DD0	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FD4

Deuteranopia (green-blind)

#0063CE

Tritanopia (blue-blind)

#00788D

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #505dd0;
/* rgb */ color: rgb(80, 93, 208);
/* oklch */ color: oklch(53.2% 0.176 273.9);

Tailwind

colors: {
  custom: {
    50: '#8d8adf',
    500: '#505dd0',
    950: '#000000',
  },
}

SCSS

$custom: #505dd0;
$custom-light: #8d8adf;
$custom-dark: #000000;

JSON

{
  "hex": "#505dd0",
  "rgb": {
    "r": 80,
    "g": 93,
    "b": 208
  },
  "hsl": {
    "h": 233.906,
    "s": 57.658,
    "l": 56.471
  },
  "oklch": {
    "l": 0.53209,
    "c": 0.17606,
    "h": 273.9
  },
  "luminance": 0.14088
}

Semantic roles & 50–950 ramp

primary

#505DD0

secondary

#D8D3A4

accent

#D147E1

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #505DD0

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

Preview Lab → · Contrast checker → · Palette generator →