#506BDB#506BDB

#506BDB is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.7% C 0.173 H 269.9°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#506BDB
RGB	rgb(80, 107, 219)
HSL	hsl(228, 66%, 59%)
HSV	hsv(228, 63%, 86%)
CMYK	cmyk(63.5%, 51.1%, 0%, 14.1%)
CIE-LAB	lab(48.68, 25.15, -60.46)
CIE-LCH	lch(48.68, 65.48, 292.58°)
OKLab	oklab(56.69% -0.0003 -0.1734)
OKLCH	oklch(56.69% 0.173 269.9)
XYZ	xyz(21.3478, 17.3334, 69.2248)
Luminance	0.1734 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#506BDB #DBC050

analogous

#50B0DB #506BDB #7A50DB

triadic

#506BDB #DB506B #6BDB50

tetradic

#506BDB #DB50B0 #DBC050 #50DB7A

square

#506BDB #DB50B0 #DBC050 #50DB7A

split-complementary

#506BDB #DB7A50 #B0DB50

monochromatic

#1E3592 #2947C5 #506BDB #8396E5 #B6C1F0

Accessibility & contrast

On white

4.70

#506BDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#506BDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #506BDB

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##506BDB	#FFFFFF	#000000	##FFFFFF
##506BDB	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#297ADF

Deuteranopia (green-blind)

#006ED9

Tritanopia (blue-blind)

#008599

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #506bdb;
/* rgb */ color: rgb(80, 107, 219);
/* oklch */ color: oklch(56.7% 0.173 269.9);

Tailwind

colors: {
  custom: {
    50: '#8e95e7',
    500: '#506bdb',
    950: '#000000',
  },
}

SCSS

$custom: #506bdb;
$custom-light: #8e95e7;
$custom-dark: #000000;

JSON

{
  "hex": "#506bdb",
  "rgb": {
    "r": 80,
    "g": 107,
    "b": 219
  },
  "hsl": {
    "h": 228.345,
    "s": 65.877,
    "l": 58.627
  },
  "oklch": {
    "l": 0.56695,
    "c": 0.1734,
    "h": 269.9
  },
  "luminance": 0.17335
}

Semantic roles & 50–950 ramp

primary

#506BDB

secondary

#DFD4A8

accent

#C83FE9

background

#F9F9FE

surface

#F2F1FC

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #506BDB

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

Preview Lab → · Contrast checker → · Palette generator →