#505FCA#505FCA

#505FCA is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.1% C 0.165 H 273.4°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#505FCA
RGB	rgb(80, 95, 202)
HSL	hsl(233, 54%, 55%)
HSV	hsv(233, 60%, 79%)
CMYK	cmyk(60.4%, 53%, 0%, 20.8%)
CIE-LAB	lab(44.45, 26.87, -57.57)
CIE-LCH	lch(44.45, 63.53, 295.02°)
OKLab	oklab(53.15% 0.0098 -0.165)
OKLCH	oklch(53.15% 0.165 273.4)
XYZ	xyz(18.0576, 14.1527, 57.6458)
Luminance	0.1415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#505FCA #CABB50

analogous

#509CCA #505FCA #7E50CA

triadic

#505FCA #CA505F #5FCA50

tetradic

#505FCA #CA509C #CABB50 #50CA7E

square

#505FCA #CA509C #CABB50 #50CA7E

split-complementary

#505FCA #CA7E50 #9CCA50

monochromatic

#25307A #3342A9 #505FCA #7F8AD8 #AEB5E6

Accessibility & contrast

On white

5.48

#505FCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#505FCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #505FCA

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##505FCA	#FFFFFF	#000000	##FFFFFF
##505FCA	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C6FCE

Deuteranopia (green-blind)

#0064C8

Tritanopia (blue-blind)

#00788B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #505fca;
/* rgb */ color: rgb(80, 95, 202);
/* oklch */ color: oklch(53.1% 0.165 273.4);

Tailwind

colors: {
  custom: {
    50: '#8c8cdb',
    500: '#505fca',
    950: '#000000',
  },
}

SCSS

$custom: #505fca;
$custom-light: #8c8cdb;
$custom-dark: #000000;

JSON

{
  "hex": "#505fca",
  "rgb": {
    "r": 80,
    "g": 95,
    "b": 202
  },
  "hsl": {
    "h": 232.623,
    "s": 53.509,
    "l": 55.294
  },
  "oklch": {
    "l": 0.53148,
    "c": 0.16532,
    "h": 273.4
  },
  "luminance": 0.14154
}

Semantic roles & 50–950 ramp

primary

#505FCA

secondary

#D4CEA1

accent

#CB4BDD

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #505FCA

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

Preview Lab → · Contrast checker → · Palette generator →