#584CD9#584CD9

#584CD9 is a mid, highly saturated blue. Relative luminance 0.123; OKLCH L 51.5% C 0.207 H 280.1°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#584CD9
RGB	rgb(88, 76, 217)
HSL	hsl(245, 65%, 57%)
HSV	hsv(245, 65%, 85%)
CMYK	cmyk(59.4%, 65%, 0%, 14.9%)
CIE-LAB	lab(41.61, 44.68, -70.77)
CIE-LCH	lch(41.61, 83.69, 302.27°)
OKLab	oklab(51.54% 0.0363 -0.2037)
OKLCH	oklch(51.54% 0.207 280.1)
XYZ	xyz(19.1294, 12.2520, 66.9890)
Luminance	0.1225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.05

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584CD9 #CDD94C

analogous

#4C87D9 #584CD9 #9E4CD9

triadic

#584CD9 #D9584C #4CD958

tetradic

#584CD9 #D94C87 #CDD94C #4CD99E

square

#584CD9 #D94C87 #CDD94C #4CD99E

split-complementary

#584CD9 #D99E4C #87D94C

monochromatic

#271E8D #3529BF #584CD9 #877EE4 #B6B1EE

Accessibility & contrast

On white

6.09

#584CD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#584CD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584CD9

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584CD9	#FFFFFF	#000000	##FFFFFF
##584CD9	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067DD

Deuteranopia (green-blind)

#005DD6

Tritanopia (blue-blind)

#00708C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #584cd9;
/* rgb */ color: rgb(88, 76, 217);
/* oklch */ color: oklch(51.5% 0.207 280.1);

Tailwind

colors: {
  custom: {
    50: '#947fe6',
    500: '#584cd9',
    950: '#000000',
  },
}

SCSS

$custom: #584cd9;
$custom-light: #947fe6;
$custom-dark: #000000;

JSON

{
  "hex": "#584cd9",
  "rgb": {
    "r": 88,
    "g": 76,
    "b": 217
  },
  "hsl": {
    "h": 245.106,
    "s": 64.977,
    "l": 57.451
  },
  "oklch": {
    "l": 0.51545,
    "c": 0.20695,
    "h": 280.1
  },
  "luminance": 0.12253
}

Semantic roles & 50–950 ramp

primary

#584CD9

secondary

#D8DDA4

accent

#E840DA

background

#F9F7FE

surface

#F2EEFC

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #584CD9

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

Preview Lab → · Contrast checker → · Palette generator →