#505DBD#505DBD

#505DBD is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.8% C 0.150 H 274.2°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#505DBD
RGB	rgb(80, 93, 189)
HSL	hsl(233, 45%, 53%)
HSV	hsv(233, 58%, 74%)
CMYK	cmyk(57.7%, 50.8%, 0%, 25.9%)
CIE-LAB	lab(43.07, 23.76, -52.26)
CIE-LCH	lch(43.07, 57.41, 294.45°)
OKLab	oklab(51.84% 0.0109 -0.1494)
OKLCH	oklch(51.84% 0.15 274.2)
XYZ	xyz(16.4049, 13.2071, 49.8190)
Luminance	0.1321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505DBD #BDB050

analogous

#5093BD #505DBD #7950BD

triadic

#505DBD #BD505D #5DBD50

tetradic

#505DBD #BD5093 #BDB050 #50BD79

square

#505DBD #BD5093 #BDB050 #50BD79

split-complementary

#505DBD #BD7950 #93BD50

monochromatic

#28306A #394497 #505DBD #7C86CE #A9AFDF

Accessibility & contrast

On white

5.77

#505DBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#505DBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505DBD

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505DBD	#FFFFFF	#000000	##FFFFFF
##505DBD	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A6BC0

Deuteranopia (green-blind)

#1561BB

Tritanopia (blue-blind)

#047384

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #505dbd;
/* rgb */ color: rgb(80, 93, 189);
/* oklch */ color: oklch(51.8% 0.150 274.2);

Tailwind

colors: {
  custom: {
    50: '#8a8ad1',
    500: '#505dbd',
    950: '#000000',
  },
}

SCSS

$custom: #505dbd;
$custom-light: #8a8ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#505dbd",
  "rgb": {
    "r": 80,
    "g": 93,
    "b": 189
  },
  "hsl": {
    "h": 232.844,
    "s": 45.228,
    "l": 52.745
  },
  "oklch": {
    "l": 0.51836,
    "c": 0.14984,
    "h": 274.2
  },
  "luminance": 0.13208
}

Semantic roles & 50–950 ramp

primary

#505DBD

secondary

#CCC69D

accent

#C553D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0D0B14

muted

#7D7C82

Preview Lab

Preview with #505DBD

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

Preview Lab → · Contrast checker → · Palette generator →