#505CBF#505CBF

#505CBF is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.8% C 0.154 H 274.5°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#505CBF
RGB	rgb(80, 92, 191)
HSL	hsl(234, 46%, 53%)
HSV	hsv(234, 58%, 75%)
CMYK	cmyk(58.1%, 51.8%, 0%, 25.1%)
CIE-LAB	lab(42.94, 25.06, -53.64)
CIE-LCH	lch(42.94, 59.20, 295.04°)
OKLab	oklab(51.78% 0.0121 -0.1535)
OKLCH	oklch(51.78% 0.154 274.5)
XYZ	xyz(16.5363, 13.1201, 50.9411)
Luminance	0.1312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505CBF #BFB350

analogous

#5093BF #505CBF #7C50BF

triadic

#505CBF #BF505C #5CBF50

tetradic

#505CBF #BF5093 #BFB350 #50BF7C

square

#505CBF #BF5093 #BFB350 #50BF7C

split-complementary

#505CBF #BF7C50 #93BF50

monochromatic

#282F6D #38439A #505CBF #7D86CF #AAAFE0

Accessibility & contrast

On white

5.79

#505CBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#505CBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505CBF

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505CBF	#FFFFFF	#000000	##FFFFFF
##505CBF	1.00	5.79	3.62	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#256AC3

Deuteranopia (green-blind)

#0961BD

Tritanopia (blue-blind)

#007385

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #505cbf;
/* rgb */ color: rgb(80, 92, 191);
/* oklch */ color: oklch(51.8% 0.154 274.5);

Tailwind

colors: {
  custom: {
    50: '#8b8ad3',
    500: '#505cbf',
    950: '#000000',
  },
}

SCSS

$custom: #505cbf;
$custom-light: #8b8ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#505cbf",
  "rgb": {
    "r": 80,
    "g": 92,
    "b": 191
  },
  "hsl": {
    "h": 233.514,
    "s": 46.444,
    "l": 53.137
  },
  "oklch": {
    "l": 0.5178,
    "c": 0.15397,
    "h": 274.5
  },
  "luminance": 0.13121
}

Semantic roles & 50–950 ramp

primary

#505CBF

secondary

#CDC89D

accent

#C852D6

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #505CBF

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

Preview Lab → · Contrast checker → · Palette generator →