#584DCF#584DCF

#584DCF is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.9% C 0.193 H 280.8°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#584DCF
RGB	rgb(88, 77, 207)
HSL	hsl(245, 58%, 56%)
HSV	hsv(245, 63%, 81%)
CMYK	cmyk(57.5%, 62.8%, 0%, 18.8%)
CIE-LAB	lab(41.03, 40.96, -65.97)
CIE-LCH	lch(41.03, 77.65, 301.84°)
OKLab	oklab(50.88% 0.0363 -0.1897)
OKLCH	oklch(50.88% 0.193 280.8)
XYZ	xyz(17.9373, 11.8863, 60.3685)
Luminance	0.1189 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584DCF #C4CF4D

analogous

#4D83CF #584DCF #994DCF

triadic

#584DCF #CF584D #4DCF58

tetradic

#584DCF #CF4D83 #C4CF4D #4DCF99

square

#584DCF #CF4D83 #C4CF4D #4DCF99

split-complementary

#584DCF #CF994D #83CF4D

monochromatic

#2A227F #3A2FAF #584DCF #857DDC #B2ADE9

Accessibility & contrast

On white

6.22

#584DCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#584DCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584DCF

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584DCF	#FFFFFF	#000000	##FFFFFF
##584DCF	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065D3

Deuteranopia (green-blind)

#005CCC

Tritanopia (blue-blind)

#106D87

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #584dcf;
/* rgb */ color: rgb(88, 77, 207);
/* oklch */ color: oklch(50.9% 0.193 280.8);

Tailwind

colors: {
  custom: {
    50: '#927fdf',
    500: '#584dcf',
    950: '#000000',
  },
}

SCSS

$custom: #584dcf;
$custom-light: #927fdf;
$custom-dark: #000000;

JSON

{
  "hex": "#584dcf",
  "rgb": {
    "r": 88,
    "g": 77,
    "b": 207
  },
  "hsl": {
    "h": 245.077,
    "s": 57.522,
    "l": 55.686
  },
  "oklch": {
    "l": 0.50875,
    "c": 0.1931,
    "h": 280.8
  },
  "luminance": 0.11887
}

Semantic roles & 50–950 ramp

primary

#584DCF

secondary

#D2D7A1

accent

#E147D4

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #584DCF

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

Preview Lab → · Contrast checker → · Palette generator →