#505CBA#505CBA

#505CBA is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.4% C 0.147 H 274.6°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#505CBA
RGB	rgb(80, 92, 186)
HSL	hsl(233, 43%, 52%)
HSV	hsv(233, 57%, 73%)
CMYK	cmyk(57%, 50.5%, 0%, 27.1%)
CIE-LAB	lab(42.62, 23.39, -51.25)
CIE-LCH	lch(42.62, 56.33, 294.53°)
OKLab	oklab(51.43% 0.0117 -0.1465)
OKLCH	oklch(51.43% 0.147 274.6)
XYZ	xyz(15.9955, 12.9038, 48.0926)
Luminance	0.1290 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505CBA #BAAE50

analogous

#5091BA #505CBA #7950BA

triadic

#505CBA #BA505C #5CBA50

tetradic

#505CBA #BA5091 #BAAE50 #50BA79

square

#505CBA #BA5091 #BAAE50 #50BA79

split-complementary

#505CBA #BA7950 #91BA50

monochromatic

#293067 #3A4493 #505CBA #7C85CB #A8AEDD

Accessibility & contrast

On white

5.86

#505CBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#505CBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505CBA

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505CBA	#FFFFFF	#000000	##FFFFFF
##505CBA	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B69BD

Deuteranopia (green-blind)

#1960B8

Tritanopia (blue-blind)

#0F7182

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #505cba;
/* rgb */ color: rgb(80, 92, 186);
/* oklch */ color: oklch(51.4% 0.147 274.6);

Tailwind

colors: {
  custom: {
    50: '#8a8acf',
    500: '#505cba',
    950: '#000000',
  },
}

SCSS

$custom: #505cba;
$custom-light: #8a8acf;
$custom-dark: #000000;

JSON

{
  "hex": "#505cba",
  "rgb": {
    "r": 80,
    "g": 92,
    "b": 186
  },
  "hsl": {
    "h": 233.208,
    "s": 43.443,
    "l": 52.157
  },
  "oklch": {
    "l": 0.5143,
    "c": 0.14693,
    "h": 274.6
  },
  "luminance": 0.12905
}

Semantic roles & 50–950 ramp

primary

#505CBA

secondary

#CAC59C

accent

#C555D3

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #505CBA

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

Preview Lab → · Contrast checker → · Palette generator →