#584CB2#584CB2

#584CB2 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.4% C 0.156 H 284.3°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#584CB2
RGB	rgb(88, 76, 178)
HSL	hsl(247, 40%, 50%)
HSV	hsv(247, 57%, 70%)
CMYK	cmyk(50.6%, 57.3%, 0%, 30.2%)
CIE-LAB	lab(38.65, 32.47, -52.91)
CIE-LCH	lch(38.65, 62.08, 301.54°)
OKLab	oklab(48.45% 0.0385 -0.1513)
OKLCH	oklch(48.45% 0.156 284.3)
XYZ	xyz(14.6424, 10.4572, 43.3577)
Luminance	0.1046 (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

#584CB2 #A6B24C

analogous

#4C73B2 #584CB2 #8B4CB2

triadic

#584CB2 #B2584C #4CB258

tetradic

#584CB2 #B24C73 #A6B24C #4CB28B

square

#584CB2 #B24C73 #A6B24C #4CB28B

split-complementary

#584CB2 #B28B4C #73B24C

monochromatic

#2E275C #433A87 #584CB2 #8076C5 #A8A1D7

Accessibility & contrast

On white

6.79

#584CB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#584CB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584CB2

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584CB2	#FFFFFF	#000000	##FFFFFF
##584CB2	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EB5

Deuteranopia (green-blind)

#0058B0

Tritanopia (blue-blind)

#366377

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #584cb2;
/* rgb */ color: rgb(88, 76, 178);
/* oklch */ color: oklch(48.4% 0.156 284.3);

Tailwind

colors: {
  custom: {
    50: '#8e7eca',
    500: '#584cb2',
    950: '#000000',
  },
}

SCSS

$custom: #584cb2;
$custom-light: #8e7eca;
$custom-dark: #000000;

JSON

{
  "hex": "#584cb2",
  "rgb": {
    "r": 88,
    "g": 76,
    "b": 178
  },
  "hsl": {
    "h": 247.059,
    "s": 40.157,
    "l": 49.804
  },
  "oklch": {
    "l": 0.48446,
    "c": 0.1561,
    "h": 284.3
  },
  "luminance": 0.10458
}

Semantic roles & 50–950 ramp

primary

#584CB2

secondary

#BFC496

accent

#D058C2

background

#F9F7FC

surface

#F1EEF8

border

#CBC9D1

text

#0D0A13

muted

#7E7C82

Preview Lab

Preview with #584CB2

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

Preview Lab → · Contrast checker → · Palette generator →