#505DD4#505DD4

#505DD4 is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.5% C 0.181 H 273.8°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#505DD4
RGB	rgb(80, 93, 212)
HSL	hsl(234, 61%, 57%)
HSV	hsv(234, 62%, 83%)
CMYK	cmyk(62.3%, 56.1%, 0%, 16.9%)
CIE-LAB	lab(44.64, 31.50, -63.00)
CIE-LCH	lch(44.64, 70.44, 296.56°)
OKLab	oklab(53.51% 0.0122 -0.181)
OKLCH	oklch(53.51% 0.181 273.8)
XYZ	xyz(19.1024, 14.2861, 64.0254)
Luminance	0.1429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505DD4 #D4C750

analogous

#509FD4 #505DD4 #8550D4

triadic

#505DD4 #D4505D #5DD450

tetradic

#505DD4 #D4509F #D4C750 #50D485

square

#505DD4 #D4509F #D4C750 #50D485

split-complementary

#505DD4 #D48550 #9FD450

monochromatic

#212C88 #2E3BB9 #505DD4 #818AE0 #B2B8EC

Accessibility & contrast

On white

5.44

#505DD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#505DD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505DD4

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505DD4	#FFFFFF	#000000	##FFFFFF
##505DD4	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070D8

Deuteranopia (green-blind)

#0064D2

Tritanopia (blue-blind)

#00798F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #505dd4;
/* rgb */ color: rgb(80, 93, 212);
/* oklch */ color: oklch(53.5% 0.181 273.8);

Tailwind

colors: {
  custom: {
    50: '#8e8ae2',
    500: '#505dd4',
    950: '#000000',
  },
}

SCSS

$custom: #505dd4;
$custom-light: #8e8ae2;
$custom-dark: #000000;

JSON

{
  "hex": "#505dd4",
  "rgb": {
    "r": 80,
    "g": 93,
    "b": 212
  },
  "hsl": {
    "h": 234.091,
    "s": 60.55,
    "l": 57.255
  },
  "oklch": {
    "l": 0.5351,
    "c": 0.18145,
    "h": 273.8
  },
  "luminance": 0.14288
}

Semantic roles & 50–950 ramp

primary

#505DD4

secondary

#DBD5A5

accent

#D444E4

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #505DD4

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

Preview Lab → · Contrast checker → · Palette generator →