#584DCC#584DCC

#584DCC is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.6% C 0.189 H 281.1°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#584DCC
RGB	rgb(88, 77, 204)
HSL	hsl(245, 55%, 55%)
HSV	hsv(245, 62%, 80%)
CMYK	cmyk(56.9%, 62.3%, 0%, 20%)
CIE-LAB	lab(40.80, 40.02, -64.62)
CIE-LCH	lch(40.80, 76.00, 301.77°)
OKLab	oklab(50.63% 0.0365 -0.1857)
OKLCH	oklch(50.63% 0.189 281.1)
XYZ	xyz(17.5741, 11.7409, 58.4552)
Luminance	0.1174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 4.60

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584DCC #C1CC4D

analogous

#4D81CC #584DCC #984DCC

triadic

#584DCC #CC584D #4DCC58

tetradic

#584DCC #CC4D81 #C1CC4D #4DCC98

square

#584DCC #CC4D81 #C1CC4D #4DCC98

split-complementary

#584DCC #CC984D #81CC4D

monochromatic

#2B237B #3C31AB #584DCC #857DDA #B1ACE7

Accessibility & contrast

On white

6.27

#584DCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#584DCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584DCC

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584DCC	#FFFFFF	#000000	##FFFFFF
##584DCC	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)

#0065D0

Deuteranopia (green-blind)

#005CC9

Tritanopia (blue-blind)

#186C85

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #584dcc;
/* rgb */ color: rgb(88, 77, 204);
/* oklch */ color: oklch(50.6% 0.189 281.1);

Tailwind

colors: {
  custom: {
    50: '#927fdc',
    500: '#584dcc',
    950: '#000000',
  },
}

SCSS

$custom: #584dcc;
$custom-light: #927fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#584dcc",
  "rgb": {
    "r": 88,
    "g": 77,
    "b": 204
  },
  "hsl": {
    "h": 245.197,
    "s": 55.459,
    "l": 55.098
  },
  "oklch": {
    "l": 0.50631,
    "c": 0.18924,
    "h": 281.1
  },
  "luminance": 0.11742
}

Semantic roles & 50–950 ramp

primary

#584DCC

secondary

#D0D5A0

accent

#DF49D2

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #584DCC

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

Preview Lab → · Contrast checker → · Palette generator →