#505AD8#505AD8

#505AD8 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.3% C 0.191 H 274.5°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#505AD8
RGB	rgb(80, 90, 216)
HSL	hsl(236, 64%, 58%)
HSV	hsv(236, 63%, 85%)
CMYK	cmyk(63%, 58.3%, 0%, 15.3%)
CIE-LAB	lab(44.20, 34.70, -66.01)
CIE-LCH	lch(44.20, 74.58, 297.73°)
OKLab	oklab(53.27% 0.0149 -0.1899)
OKLCH	oklch(53.27% 0.191 274.5)
XYZ	xyz(19.3550, 13.9740, 66.6297)
Luminance	0.1398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505AD8 #D8CE50

analogous

#509ED8 #505AD8 #8A50D8

triadic

#505AD8 #D8505A #5AD850

tetradic

#505AD8 #D8509E #D8CE50 #50D88A

square

#505AD8 #D8509E #D8CE50 #50D88A

split-complementary

#505AD8 #D88A50 #9ED850

monochromatic

#20288E #2B36C0 #505AD8 #8289E3 #B4B8EE

Accessibility & contrast

On white

5.53

#505AD8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#505AD8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505AD8

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505AD8	#FFFFFF	#000000	##FFFFFF
##505AD8	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDC

Deuteranopia (green-blind)

#0063D5

Tritanopia (blue-blind)

#007990

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #505ad8;
/* rgb */ color: rgb(80, 90, 216);
/* oklch */ color: oklch(53.3% 0.191 274.5);

Tailwind

colors: {
  custom: {
    50: '#8f88e5',
    500: '#505ad8',
    950: '#000000',
  },
}

SCSS

$custom: #505ad8;
$custom-light: #8f88e5;
$custom-dark: #000000;

JSON

{
  "hex": "#505ad8",
  "rgb": {
    "r": 80,
    "g": 90,
    "b": 216
  },
  "hsl": {
    "h": 235.588,
    "s": 63.551,
    "l": 58.039
  },
  "oklch": {
    "l": 0.53272,
    "c": 0.1905,
    "h": 274.5
  },
  "luminance": 0.13976
}

Semantic roles & 50–950 ramp

primary

#505AD8

secondary

#DDD9A7

accent

#DA41E7

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #505AD8

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

Preview Lab → · Contrast checker → · Palette generator →