#505DA8#505DA8

#505DA8 is a mid, moderate blue. Relative luminance 0.124; OKLCH L 50.4% C 0.120 H 273.9°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#505DA8
RGB	rgb(80, 93, 168)
HSL	hsl(231, 35%, 49%)
HSV	hsv(231, 52%, 66%)
CMYK	cmyk(52.4%, 44.6%, 0%, 34.1%)
CIE-LAB	lab(41.78, 16.79, -42.01)
CIE-LCH	lch(41.78, 45.24, 291.79°)
OKLab	oklab(50.44% 0.0082 -0.1193)
OKLCH	oklch(50.44% 0.12 273.9)
XYZ	xyz(14.2882, 12.3604, 38.6711)
Luminance	0.1236 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505DA8 #A89B50

analogous

#5089A8 #505DA8 #6F50A8

triadic

#505DA8 #A8505D #5DA850

tetradic

#505DA8 #A85089 #A89B50 #50A86F

square

#505DA8 #A85089 #A89B50 #50A86F

split-complementary

#505DA8 #A86F50 #89A850

monochromatic

#292F55 #3C467F #505DA8 #7781BE #A0A8D2

Accessibility & contrast

On white

6.05

#505DA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#505DA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505DA8

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505DA8	#FFFFFF	#000000	##FFFFFF
##505DA8	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D66AB

Deuteranopia (green-blind)

#345FA6

Tritanopia (blue-blind)

#296D7A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #505da8;
/* rgb */ color: rgb(80, 93, 168);
/* oklch */ color: oklch(50.4% 0.120 273.9);

Tailwind

colors: {
  custom: {
    50: '#878ac2',
    500: '#505da8',
    950: '#000000',
  },
}

SCSS

$custom: #505da8;
$custom-light: #878ac2;
$custom-dark: #000000;

JSON

{
  "hex": "#505da8",
  "rgb": {
    "r": 80,
    "g": 93,
    "b": 168
  },
  "hsl": {
    "h": 231.136,
    "s": 35.484,
    "l": 48.627
  },
  "oklch": {
    "l": 0.50441,
    "c": 0.1196,
    "h": 273.9
  },
  "luminance": 0.12361
}

Semantic roles & 50–950 ramp

primary

#505DA8

secondary

#BFB995

accent

#BB5CCC

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0B12

muted

#7D7C81

Preview Lab

Preview with #505DA8

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

Preview Lab → · Contrast checker → · Palette generator →