#505CCE#505CCE

#505CCE is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.9% C 0.175 H 274.2°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#505CCE
RGB	rgb(80, 92, 206)
HSL	hsl(234, 56%, 56%)
HSV	hsv(234, 61%, 81%)
CMYK	cmyk(61.2%, 55.3%, 0%, 19.2%)
CIE-LAB	lab(43.97, 30.10, -60.66)
CIE-LCH	lch(43.97, 67.71, 296.39°)
OKLab	oklab(52.87% 0.0129 -0.1741)
OKLCH	oklch(52.87% 0.175 274.2)
XYZ	xyz(18.2723, 13.8145, 60.0841)
Luminance	0.1382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505CCE #CEC250

analogous

#509BCE #505CCE #8350CE

triadic

#505CCE #CE505C #5CCE50

tetradic

#505CCE #CE509B #CEC250 #50CE83

square

#505CCE #CE509B #CEC250 #50CE83

split-complementary

#505CCE #CE8350 #9BCE50

monochromatic

#242D80 #313DB0 #505CCE #8089DB #B0B5E9

Accessibility & contrast

On white

5.58

#505CCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#505CCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505CCE

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505CCE	#FFFFFF	#000000	##FFFFFF
##505CCE	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ED2

Deuteranopia (green-blind)

#0063CC

Tritanopia (blue-blind)

#00778C

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #505cce;
/* rgb */ color: rgb(80, 92, 206);
/* oklch */ color: oklch(52.9% 0.175 274.2);

Tailwind

colors: {
  custom: {
    50: '#8d8ade',
    500: '#505cce',
    950: '#000000',
  },
}

SCSS

$custom: #505cce;
$custom-light: #8d8ade;
$custom-dark: #000000;

JSON

{
  "hex": "#505cce",
  "rgb": {
    "r": 80,
    "g": 92,
    "b": 206
  },
  "hsl": {
    "h": 234.286,
    "s": 56.25,
    "l": 56.078
  },
  "oklch": {
    "l": 0.52872,
    "c": 0.17463,
    "h": 274.2
  },
  "luminance": 0.13816
}

Semantic roles & 50–950 ramp

primary

#505CCE

secondary

#D7D2A3

accent

#D148E0

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #505CCE

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

Preview Lab → · Contrast checker → · Palette generator →