#505FDA#505FDA

#505FDA is a mid, vivid blue. Relative luminance 0.150; OKLCH L 54.3% C 0.187 H 273.2°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#505FDA
RGB	rgb(80, 95, 218)
HSL	hsl(233, 65%, 58%)
HSV	hsv(233, 63%, 85%)
CMYK	cmyk(63.3%, 56.4%, 0%, 14.5%)
CIE-LAB	lab(45.57, 32.28, -64.93)
CIE-LCH	lch(45.57, 72.51, 296.43°)
OKLab	oklab(54.34% 0.0105 -0.1867)
OKLCH	oklch(54.34% 0.187 273.2)
XYZ	xyz(20.0512, 14.9501, 68.1451)
Luminance	0.1495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505FDA #DACB50

analogous

#50A4DA #505FDA #8650DA

triadic

#505FDA #DA505F #5FDA50

tetradic

#505FDA #DA50A4 #DACB50 #50DA86

square

#505FDA #DA50A4 #DACB50 #50DA86

split-complementary

#505FDA #DA8650 #A4DA50

monochromatic

#1F2B91 #293AC3 #505FDA #838DE5 #B5BBEF

Accessibility & contrast

On white

5.26

#505FDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#505FDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505FDA

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505FDA	#FFFFFF	#000000	##FFFFFF
##505FDA	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072DE

Deuteranopia (green-blind)

#0066D8

Tritanopia (blue-blind)

#007D93

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #505fda;
/* rgb */ color: rgb(80, 95, 218);
/* oklch */ color: oklch(54.3% 0.187 273.2);

Tailwind

colors: {
  custom: {
    50: '#8f8ce6',
    500: '#505fda',
    950: '#000000',
  },
}

SCSS

$custom: #505fda;
$custom-light: #8f8ce6;
$custom-dark: #000000;

JSON

{
  "hex": "#505fda",
  "rgb": {
    "r": 80,
    "g": 95,
    "b": 218
  },
  "hsl": {
    "h": 233.478,
    "s": 65.094,
    "l": 58.431
  },
  "oklch": {
    "l": 0.54336,
    "c": 0.18698,
    "h": 273.2
  },
  "luminance": 0.14952
}

Semantic roles & 50–950 ramp

primary

#505FDA

secondary

#DED8A8

accent

#D640E8

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #505FDA

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

Preview Lab → · Contrast checker → · Palette generator →