#505EC8#505EC8

#505EC8 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.8% C 0.164 H 273.7°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#505EC8
RGB	rgb(80, 94, 200)
HSL	hsl(233, 52%, 55%)
HSV	hsv(233, 60%, 78%)
CMYK	cmyk(60%, 53%, 0%, 21.6%)
CIE-LAB	lab(44.06, 26.83, -57.05)
CIE-LCH	lch(44.06, 63.04, 295.18°)
OKLab	oklab(52.81% 0.0107 -0.1635)
OKLCH	oklch(52.81% 0.164 273.7)
XYZ	xyz(17.7329, 13.8796, 56.3769)
Luminance	0.1388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505EC8 #C8BA50

analogous

#509AC8 #505EC8 #7E50C8

triadic

#505EC8 #C8505E #5EC850

tetradic

#505EC8 #C8509A #C8BA50 #50C87E

square

#505EC8 #C8509A #C8BA50 #50C87E

split-complementary

#505EC8 #C87E50 #9AC850

monochromatic

#262F78 #3442A6 #505EC8 #7F89D7 #ADB4E5

Accessibility & contrast

On white

5.56

#505EC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#505EC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505EC8

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505EC8	#FFFFFF	#000000	##FFFFFF
##505EC8	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C6ECC

Deuteranopia (green-blind)

#0063C6

Tritanopia (blue-blind)

#00778A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #505ec8;
/* rgb */ color: rgb(80, 94, 200);
/* oklch */ color: oklch(52.8% 0.164 273.7);

Tailwind

colors: {
  custom: {
    50: '#8c8bd9',
    500: '#505ec8',
    950: '#000000',
  },
}

SCSS

$custom: #505ec8;
$custom-light: #8c8bd9;
$custom-dark: #000000;

JSON

{
  "hex": "#505ec8",
  "rgb": {
    "r": 80,
    "g": 94,
    "b": 200
  },
  "hsl": {
    "h": 233,
    "s": 52.174,
    "l": 54.902
  },
  "oklch": {
    "l": 0.52811,
    "c": 0.16386,
    "h": 273.7
  },
  "luminance": 0.13881
}

Semantic roles & 50–950 ramp

primary

#505EC8

secondary

#D3CDA1

accent

#CB4CDC

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #505EC8

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

Preview Lab → · Contrast checker → · Palette generator →