#505BDF#505BDF

#505BDF is a mid, vivid blue. Relative luminance 0.145; OKLCH L 54.0% C 0.198 H 274.0°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#505BDF
RGB	rgb(80, 91, 223)
HSL	hsl(235, 69%, 59%)
HSV	hsv(235, 64%, 87%)
CMYK	cmyk(64.1%, 59.2%, 0%, 12.5%)
CIE-LAB	lab(44.96, 36.43, -68.75)
CIE-LCH	lch(44.96, 77.81, 297.92°)
OKLab	oklab(54% 0.014 -0.198)
OKLCH	oklch(54% 0.198 274)
XYZ	xyz(20.3642, 14.5136, 71.5260)
Luminance	0.1452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505BDF #DFD450

analogous

#50A2DF #505BDF #8D50DF

triadic

#505BDF #DF505B #5BDF50

tetradic

#505BDF #DF50A2 #DFD450 #50DF8D

square

#505BDF #DF50A2 #DFD450 #50DF8D

split-complementary

#505BDF #DF8D50 #A2DF50

monochromatic

#1C2699 #2532CC #505BDF #848BE8 #B7BCF2

Accessibility & contrast

On white

5.38

#505BDF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#505BDF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505BDF

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505BDF	#FFFFFF	#000000	##FFFFFF
##505BDF	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071E3

Deuteranopia (green-blind)

#0064DC

Tritanopia (blue-blind)

#007C94

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #505bdf;
/* rgb */ color: rgb(80, 91, 223);
/* oklch */ color: oklch(54.0% 0.198 274.0);

Tailwind

colors: {
  custom: {
    50: '#9089ea',
    500: '#505bdf',
    950: '#000000',
  },
}

SCSS

$custom: #505bdf;
$custom-light: #9089ea;
$custom-dark: #000000;

JSON

{
  "hex": "#505bdf",
  "rgb": {
    "r": 80,
    "g": 91,
    "b": 223
  },
  "hsl": {
    "h": 235.385,
    "s": 69.082,
    "l": 59.412
  },
  "oklch": {
    "l": 0.54003,
    "c": 0.19846,
    "h": 274
  },
  "luminance": 0.14515
}

Semantic roles & 50–950 ramp

primary

#505BDF

secondary

#E1DDAA

accent

#DE3CEC

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #505BDF

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

Preview Lab → · Contrast checker → · Palette generator →