#584DD9#584DD9

#584DD9 is a mid, highly saturated blue. Relative luminance 0.124; OKLCH L 51.7% C 0.206 H 279.9°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#584DD9
RGB	rgb(88, 77, 217)
HSL	hsl(245, 65%, 58%)
HSV	hsv(245, 65%, 85%)
CMYK	cmyk(59.4%, 64.5%, 0%, 14.9%)
CIE-LAB	lab(41.83, 44.10, -70.41)
CIE-LCH	lch(41.83, 83.08, 302.06°)
OKLab	oklab(51.7% 0.0354 -0.2027)
OKLCH	oklch(51.7% 0.206 279.9)
XYZ	xyz(19.1988, 12.3908, 67.0122)
Luminance	0.1239 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584DD9 #CED94D

analogous

#4D88D9 #584DD9 #9E4DD9

triadic

#584DD9 #D9584D #4DD958

tetradic

#584DD9 #D94D88 #CED94D #4DD99E

square

#584DD9 #D94D88 #CED94D #4DD99E

split-complementary

#584DD9 #D99E4D #88D94D

monochromatic

#271E8D #3529C0 #584DD9 #877FE4 #B7B2EF

Accessibility & contrast

On white

6.04

#584DD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#584DD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584DD9

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584DD9	#FFFFFF	#000000	##FFFFFF
##584DD9	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068DD

Deuteranopia (green-blind)

#005DD6

Tritanopia (blue-blind)

#00718C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #584dd9;
/* rgb */ color: rgb(88, 77, 217);
/* oklch */ color: oklch(51.7% 0.206 279.9);

Tailwind

colors: {
  custom: {
    50: '#9480e6',
    500: '#584dd9',
    950: '#000000',
  },
}

SCSS

$custom: #584dd9;
$custom-light: #9480e6;
$custom-dark: #000000;

JSON

{
  "hex": "#584dd9",
  "rgb": {
    "r": 88,
    "g": 77,
    "b": 217
  },
  "hsl": {
    "h": 244.714,
    "s": 64.815,
    "l": 57.647
  },
  "oklch": {
    "l": 0.51702,
    "c": 0.20578,
    "h": 279.9
  },
  "luminance": 0.12392
}

Semantic roles & 50–950 ramp

primary

#584DD9

secondary

#D9DDA5

accent

#E840DB

background

#F9F7FE

surface

#F2EEFC

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #584DD9

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

Preview Lab → · Contrast checker → · Palette generator →