#584CA4#584CA4

#584CA4 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.4% C 0.137 H 286.2°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#584CA4
RGB	rgb(88, 76, 164)
HSL	hsl(248, 37%, 47%)
HSV	hsv(248, 54%, 64%)
CMYK	cmyk(46.3%, 53.7%, 0%, 35.7%)
CIE-LAB	lab(37.70, 28.15, -46.12)
CIE-LCH	lch(37.70, 54.03, 301.39°)
OKLab	oklab(47.44% 0.0381 -0.1313)
OKLCH	oklch(47.44% 0.137 286.2)
XYZ	xyz(13.3078, 9.9234, 36.3290)
Luminance	0.0992 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584CA4 #98A44C

analogous

#4C6CA4 #584CA4 #844CA4

triadic

#584CA4 #A4584C #4CA458

tetradic

#584CA4 #A44C6C #98A44C #4CA484

square

#584CA4 #A44C6C #98A44C #4CA484

split-complementary

#584CA4 #A4844C #6CA44C

monochromatic

#2B2550 #42397A #584CA4 #7B70BD #A29AD0

Accessibility & contrast

On white

7.04

#584CA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#584CA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #584CA4

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584CA4	#FFFFFF	#000000	##FFFFFF
##584CA4	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#215BA7

Deuteranopia (green-blind)

#1F56A2

Tritanopia (blue-blind)

#405F70

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #584ca4;
/* rgb */ color: rgb(88, 76, 164);
/* oklch */ color: oklch(47.4% 0.137 286.2);

Tailwind

colors: {
  custom: {
    50: '#8c7ebf',
    500: '#584ca4',
    950: '#000000',
  },
}

SCSS

$custom: #584ca4;
$custom-light: #8c7ebf;
$custom-dark: #000000;

JSON

{
  "hex": "#584ca4",
  "rgb": {
    "r": 88,
    "g": 76,
    "b": 164
  },
  "hsl": {
    "h": 248.182,
    "s": 36.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.47441,
    "c": 0.13672,
    "h": 286.2
  },
  "luminance": 0.09924
}

Semantic roles & 50–950 ramp

primary

#584CA4

secondary

#B7BD8F

accent

#CD5BBD

background

#F8F7FB

surface

#F0EEF7

border

#CBC9D0

text

#0C0A12

muted

#7D7C81

Preview Lab

Preview with #584CA4

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

Preview Lab → · Contrast checker → · Palette generator →