#584BD9#584BD9

#584BD9 is a mid, highly saturated blue. Relative luminance 0.121; OKLCH L 51.4% C 0.208 H 280.3°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#584BD9
RGB	rgb(88, 75, 217)
HSL	hsl(245, 65%, 57%)
HSV	hsv(245, 65%, 85%)
CMYK	cmyk(59.4%, 65.4%, 0%, 14.9%)
CIE-LAB	lab(41.40, 45.26, -71.12)
CIE-LCH	lch(41.40, 84.30, 302.47°)
OKLab	oklab(51.39% 0.0371 -0.2048)
OKLCH	oklch(51.39% 0.208 280.3)
XYZ	xyz(19.0610, 12.1153, 66.9662)
Luminance	0.1212 (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

#584BD9 #CCD94B

analogous

#4B85D9 #584BD9 #9F4BD9

triadic

#584BD9 #D9584B #4BD958

tetradic

#584BD9 #D94B85 #CCD94B #4BD99F

square

#584BD9 #D94B85 #CCD94B #4BD99F

split-complementary

#584BD9 #D99F4B #85D94B

monochromatic

#281E8C #3628BF #584BD9 #877EE4 #B6B0EE

Accessibility & contrast

On white

6.13

#584BD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#584BD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584BD9

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584BD9	#FFFFFF	#000000	##FFFFFF
##584BD9	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067DD

Deuteranopia (green-blind)

#005CD6

Tritanopia (blue-blind)

#006F8B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #584bd9;
/* rgb */ color: rgb(88, 75, 217);
/* oklch */ color: oklch(51.4% 0.208 280.3);

Tailwind

colors: {
  custom: {
    50: '#947ee6',
    500: '#584bd9',
    950: '#000000',
  },
}

SCSS

$custom: #584bd9;
$custom-light: #947ee6;
$custom-dark: #000000;

JSON

{
  "hex": "#584bd9",
  "rgb": {
    "r": 88,
    "g": 75,
    "b": 217
  },
  "hsl": {
    "h": 245.493,
    "s": 65.138,
    "l": 57.255
  },
  "oklch": {
    "l": 0.51389,
    "c": 0.20813,
    "h": 280.3
  },
  "luminance": 0.12117
}

Semantic roles & 50–950 ramp

primary

#584BD9

secondary

#D7DDA3

accent

#E840D9

background

#F9F7FE

surface

#F2EEFC

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #584BD9

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

Preview Lab → · Contrast checker → · Palette generator →