#584EC9#584EC9

#584EC9 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.6% C 0.184 H 281.2°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#584EC9
RGB	rgb(88, 78, 201)
HSL	hsl(245, 53%, 55%)
HSV	hsv(245, 61%, 79%)
CMYK	cmyk(56.2%, 61.2%, 0%, 21.2%)
CIE-LAB	lab(40.80, 38.47, -62.88)
CIE-LCH	lch(40.80, 73.72, 301.46°)
OKLab	oklab(50.56% 0.0358 -0.1806)
OKLCH	oklch(50.56% 0.184 281.2)
XYZ	xyz(17.2882, 11.7394, 56.6020)
Luminance	0.1174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 4.82

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584EC9 #BFC94E

analogous

#4E82C9 #584EC9 #964EC9

triadic

#584EC9 #C9584E #4EC958

tetradic

#584EC9 #C94E82 #BFC94E #4EC996

square

#584EC9 #C94E82 #BFC94E #4EC996

split-complementary

#584EC9 #C9964E #82C94E

monochromatic

#2B2578 #3C33A7 #584EC9 #847DD7 #B0ACE6

Accessibility & contrast

On white

6.27

#584EC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#584EC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584EC9

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584EC9	#FFFFFF	#000000	##FFFFFF
##584EC9	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CD

Deuteranopia (green-blind)

#005CC7

Tritanopia (blue-blind)

#1D6C84

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #584ec9;
/* rgb */ color: rgb(88, 78, 201);
/* oklch */ color: oklch(50.6% 0.184 281.2);

Tailwind

colors: {
  custom: {
    50: '#9180da',
    500: '#584ec9',
    950: '#000000',
  },
}

SCSS

$custom: #584ec9;
$custom-light: #9180da;
$custom-dark: #000000;

JSON

{
  "hex": "#584ec9",
  "rgb": {
    "r": 88,
    "g": 78,
    "b": 201
  },
  "hsl": {
    "h": 244.878,
    "s": 53.247,
    "l": 54.706
  },
  "oklch": {
    "l": 0.50558,
    "c": 0.1841,
    "h": 281.2
  },
  "luminance": 0.11741
}

Semantic roles & 50–950 ramp

primary

#584EC9

secondary

#CFD39F

accent

#DD4BD1

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #584EC9

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

Preview Lab → · Contrast checker → · Palette generator →