#584EC4#584EC4

#584EC4 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 50.2% C 0.178 H 281.7°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#584EC4
RGB	rgb(88, 78, 196)
HSL	hsl(245, 50%, 54%)
HSV	hsv(245, 60%, 77%)
CMYK	cmyk(55.1%, 60.2%, 0%, 23.1%)
CIE-LAB	lab(40.42, 36.90, -60.59)
CIE-LCH	lch(40.42, 70.94, 301.34°)
OKLab	oklab(50.16% 0.036 -0.1738)
OKLCH	oklch(50.16% 0.178 281.7)
XYZ	xyz(16.7096, 11.5080, 53.5546)
Luminance	0.1151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 4.81

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584EC4 #BAC44E

analogous

#4E7FC4 #584EC4 #934EC4

triadic

#584EC4 #C4584E #4EC458

tetradic

#584EC4 #C44E7F #BAC44E #4EC493

square

#584EC4 #C44E7F #BAC44E #4EC493

split-complementary

#584EC4 #C4934E #7FC44E

monochromatic

#2C2672 #3E35A0 #584EC4 #837CD3 #AFAAE3

Accessibility & contrast

On white

6.36

#584EC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#584EC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584EC4

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584EC4	#FFFFFF	#000000	##FFFFFF
##584EC4	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C8

Deuteranopia (green-blind)

#005BC2

Tritanopia (blue-blind)

#246A81

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #584ec4;
/* rgb */ color: rgb(88, 78, 196);
/* oklch */ color: oklch(50.2% 0.178 281.7);

Tailwind

colors: {
  custom: {
    50: '#9080d7',
    500: '#584ec4',
    950: '#000000',
  },
}

SCSS

$custom: #584ec4;
$custom-light: #9080d7;
$custom-dark: #000000;

JSON

{
  "hex": "#584ec4",
  "rgb": {
    "r": 88,
    "g": 78,
    "b": 196
  },
  "hsl": {
    "h": 245.085,
    "s": 50,
    "l": 53.725
  },
  "oklch": {
    "l": 0.50164,
    "c": 0.17754,
    "h": 281.7
  },
  "luminance": 0.11509
}

Semantic roles & 50–950 ramp

primary

#584EC4

secondary

#CCD09E

accent

#DA4ECE

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #584EC4

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

Preview Lab → · Contrast checker → · Palette generator →