#584FD9#584FD9

#584FD9 is a mid, highly saturated blue. Relative luminance 0.127; OKLCH L 52.0% C 0.203 H 279.5°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#584FD9
RGB	rgb(88, 79, 217)
HSL	hsl(244, 64%, 58%)
HSV	hsv(244, 64%, 85%)
CMYK	cmyk(59.4%, 63.6%, 0%, 14.9%)
CIE-LAB	lab(42.27, 42.93, -69.70)
CIE-LCH	lch(42.27, 81.86, 301.63°)
OKLab	oklab(52.02% 0.0337 -0.2006)
OKLCH	oklch(52.02% 0.203 279.5)
XYZ	xyz(19.3409, 12.6750, 67.0595)
Luminance	0.1268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584FD9 #D0D94F

analogous

#4F8BD9 #584FD9 #9D4FD9

triadic

#584FD9 #D9584F #4FD958

tetradic

#584FD9 #D94F8B #D0D94F #4FD99D

square

#584FD9 #D94F8B #D0D94F #4FD99D

split-complementary

#584FD9 #D99D4F #8BD94F

monochromatic

#261F8F #342AC1 #584FD9 #8881E4 #B8B4EF

Accessibility & contrast

On white

5.94

#584FD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#584FD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584FD9

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584FD9	#FFFFFF	#000000	##FFFFFF
##584FD9	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DD

Deuteranopia (green-blind)

#005ED6

Tritanopia (blue-blind)

#00728D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #584fd9;
/* rgb */ color: rgb(88, 79, 217);
/* oklch */ color: oklch(52.0% 0.203 279.5);

Tailwind

colors: {
  custom: {
    50: '#9481e6',
    500: '#584fd9',
    950: '#000000',
  },
}

SCSS

$custom: #584fd9;
$custom-light: #9481e6;
$custom-dark: #000000;

JSON

{
  "hex": "#584fd9",
  "rgb": {
    "r": 88,
    "g": 79,
    "b": 217
  },
  "hsl": {
    "h": 243.913,
    "s": 64.486,
    "l": 58.039
  },
  "oklch": {
    "l": 0.52021,
    "c": 0.20342,
    "h": 279.5
  },
  "luminance": 0.12676
}

Semantic roles & 50–950 ramp

primary

#584FD9

secondary

#DADDA6

accent

#E740DD

background

#F9F7FE

surface

#F2EEFC

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #584FD9

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

Preview Lab → · Contrast checker → · Palette generator →