#584CCB#584CCB

#584CCB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.4% C 0.189 H 281.4°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#584CCB
RGB	rgb(88, 76, 203)
HSL	hsl(246, 55%, 55%)
HSV	hsv(246, 63%, 80%)
CMYK	cmyk(56.7%, 62.6%, 0%, 20.4%)
CIE-LAB	lab(40.50, 40.30, -64.53)
CIE-LCH	lch(40.50, 76.08, 301.98°)
OKLab	oklab(50.39% 0.0376 -0.1854)
OKLCH	oklch(50.39% 0.189 281.4)
XYZ	xyz(17.3851, 11.5543, 57.8024)
Luminance	0.1155 (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

#584CCB #BFCB4C

analogous

#4C80CB #584CCB #974CCB

triadic

#584CCB #CB584C #4CCB58

tetradic

#584CCB #CB4C80 #BFCB4C #4CCB97

square

#584CCB #CB4C80 #BFCB4C #4CCB97

split-complementary

#584CCB #CB974C #80CB4C

monochromatic

#2B2379 #3C31A9 #584CCB #847BD9 #B0ABE7

Accessibility & contrast

On white

6.34

#584CCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#584CCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584CCB

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584CCB	#FFFFFF	#000000	##FFFFFF
##584CCB	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CF

Deuteranopia (green-blind)

#005BC8

Tritanopia (blue-blind)

#1A6B84

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #584ccb;
/* rgb */ color: rgb(88, 76, 203);
/* oklch */ color: oklch(50.4% 0.189 281.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#584ccb",
  "rgb": {
    "r": 88,
    "g": 76,
    "b": 203
  },
  "hsl": {
    "h": 245.669,
    "s": 54.978,
    "l": 54.706
  },
  "oklch": {
    "l": 0.50386,
    "c": 0.18919,
    "h": 281.4
  },
  "luminance": 0.11555
}

Semantic roles & 50–950 ramp

primary

#584CCB

secondary

#CFD49F

accent

#DE49D0

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #584CCB

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

Preview Lab → · Contrast checker → · Palette generator →