#505FD3#505FD3

#505FD3 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.8% C 0.178 H 273.3°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#505FD3
RGB	rgb(80, 95, 211)
HSL	hsl(233, 60%, 57%)
HSV	hsv(233, 62%, 83%)
CMYK	cmyk(62.1%, 55%, 0%, 17.3%)
CIE-LAB	lab(45.07, 29.91, -61.74)
CIE-LCH	lch(45.07, 68.60, 295.85°)
OKLab	oklab(53.81% 0.0103 -0.1773)
OKLCH	oklch(53.81% 0.178 273.3)
XYZ	xyz(19.1545, 14.5914, 63.4224)
Luminance	0.1459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505FD3 #D3C450

analogous

#50A0D3 #505FD3 #8350D3

triadic

#505FD3 #D3505F #5FD350

tetradic

#505FD3 #D350A0 #D3C450 #50D383

square

#505FD3 #D350A0 #D3C450 #50D383

split-complementary

#505FD3 #D38350 #A0D350

monochromatic

#222D87 #2E3EB8 #505FD3 #818CDF #B2B8EC

Accessibility & contrast

On white

5.36

#505FD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#505FD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505FD3

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505FD3	#FFFFFF	#000000	##FFFFFF
##505FD3	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071D7

Deuteranopia (green-blind)

#0065D1

Tritanopia (blue-blind)

#007B90

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #505fd3;
/* rgb */ color: rgb(80, 95, 211);
/* oklch */ color: oklch(53.8% 0.178 273.3);

Tailwind

colors: {
  custom: {
    50: '#8e8ce1',
    500: '#505fd3',
    950: '#000000',
  },
}

SCSS

$custom: #505fd3;
$custom-light: #8e8ce1;
$custom-dark: #000000;

JSON

{
  "hex": "#505fd3",
  "rgb": {
    "r": 80,
    "g": 95,
    "b": 211
  },
  "hsl": {
    "h": 233.13,
    "s": 59.817,
    "l": 57.059
  },
  "oklch": {
    "l": 0.53809,
    "c": 0.17759,
    "h": 273.3
  },
  "luminance": 0.14593
}

Semantic roles & 50–950 ramp

primary

#505FD3

secondary

#DAD4A5

accent

#D145E3

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #505FD3

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

Preview Lab → · Contrast checker → · Palette generator →