#505BD7#505BD7

#505BD7 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.4% C 0.188 H 274.3°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#505BD7
RGB	rgb(80, 91, 215)
HSL	hsl(235, 63%, 58%)
HSV	hsv(235, 63%, 84%)
CMYK	cmyk(62.8%, 57.7%, 0%, 15.7%)
CIE-LAB	lab(44.37, 33.75, -65.17)
CIE-LCH	lch(44.37, 73.39, 297.38°)
OKLab	oklab(53.37% 0.014 -0.1874)
OKLCH	oklch(53.37% 0.188 274.3)
XYZ	xyz(19.3110, 14.0923, 65.9792)
Luminance	0.1409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505BD7 #D7CC50

analogous

#509ED7 #505BD7 #8850D7

triadic

#505BD7 #D7505B #5BD750

tetradic

#505BD7 #D7509E #D7CC50 #50D788

square

#505BD7 #D7509E #D7CC50 #50D788

split-complementary

#505BD7 #D78850 #9ED750

monochromatic

#20298C #2B37BE #505BD7 #828AE2 #B4B8EE

Accessibility & contrast

On white

5.50

#505BD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#505BD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505BD7

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505BD7	#FFFFFF	#000000	##FFFFFF
##505BD7	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)

#006FDB

Deuteranopia (green-blind)

#0063D5

Tritanopia (blue-blind)

#007990

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #505bd7;
/* rgb */ color: rgb(80, 91, 215);
/* oklch */ color: oklch(53.4% 0.188 274.3);

Tailwind

colors: {
  custom: {
    50: '#8f89e4',
    500: '#505bd7',
    950: '#000000',
  },
}

SCSS

$custom: #505bd7;
$custom-light: #8f89e4;
$custom-dark: #000000;

JSON

{
  "hex": "#505bd7",
  "rgb": {
    "r": 80,
    "g": 91,
    "b": 215
  },
  "hsl": {
    "h": 235.111,
    "s": 62.791,
    "l": 57.843
  },
  "oklch": {
    "l": 0.53374,
    "c": 0.18794,
    "h": 274.3
  },
  "luminance": 0.14094
}

Semantic roles & 50–950 ramp

primary

#505BD7

secondary

#DCD8A6

accent

#D842E6

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #505BD7

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

Preview Lab → · Contrast checker → · Palette generator →