#505BC0#505BC0

#505BC0 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.7% C 0.157 H 274.8°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#505BC0
RGB	rgb(80, 91, 192)
HSL	hsl(234, 47%, 53%)
HSV	hsv(234, 58%, 75%)
CMYK	cmyk(58.3%, 52.6%, 0%, 24.7%)
CIE-LAB	lab(42.75, 26.03, -54.53)
CIE-LCH	lch(42.75, 60.42, 295.52°)
OKLab	oklab(51.66% 0.0132 -0.1561)
OKLCH	oklch(51.66% 0.157 274.8)
XYZ	xyz(16.5607, 12.9922, 51.4940)
Luminance	0.1299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505BC0 #C0B550

analogous

#5093C0 #505BC0 #7D50C0

triadic

#505BC0 #C0505B #5BC050

tetradic

#505BC0 #C05093 #C0B550 #50C07D

square

#505BC0 #C05093 #C0B550 #50C07D

split-complementary

#505BC0 #C07D50 #93C050

monochromatic

#282F6E #38429B #505BC0 #7D85D0 #AAAFE0

Accessibility & contrast

On white

5.84

#505BC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#505BC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505BC0

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505BC0	#FFFFFF	#000000	##FFFFFF
##505BC0	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#206AC4

Deuteranopia (green-blind)

#0060BE

Tritanopia (blue-blind)

#007285

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #505bc0;
/* rgb */ color: rgb(80, 91, 192);
/* oklch */ color: oklch(51.7% 0.157 274.8);

Tailwind

colors: {
  custom: {
    50: '#8b89d4',
    500: '#505bc0',
    950: '#000000',
  },
}

SCSS

$custom: #505bc0;
$custom-light: #8b89d4;
$custom-dark: #000000;

JSON

{
  "hex": "#505bc0",
  "rgb": {
    "r": 80,
    "g": 91,
    "b": 192
  },
  "hsl": {
    "h": 234.107,
    "s": 47.059,
    "l": 53.333
  },
  "oklch": {
    "l": 0.51657,
    "c": 0.15668,
    "h": 274.8
  },
  "luminance": 0.12993
}

Semantic roles & 50–950 ramp

primary

#505BC0

secondary

#CEC99E

accent

#CA51D7

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #505BC0

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

Preview Lab → · Contrast checker → · Palette generator →