#584BB2#584BB2

#584BB2 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.3% C 0.157 H 284.6°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#584BB2
RGB	rgb(88, 75, 178)
HSL	hsl(248, 41%, 50%)
HSV	hsv(248, 58%, 70%)
CMYK	cmyk(50.6%, 57.9%, 0%, 30.2%)
CIE-LAB	lab(38.41, 33.09, -53.30)
CIE-LCH	lch(38.41, 62.74, 301.83°)
OKLab	oklab(48.27% 0.0396 -0.1524)
OKLCH	oklch(48.27% 0.157 284.6)
XYZ	xyz(14.5741, 10.3205, 43.3350)
Luminance	0.1032 (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

#584BB2 #A5B24B

analogous

#4B72B2 #584BB2 #8C4BB2

triadic

#584BB2 #B2584B #4BB258

tetradic

#584BB2 #B24B72 #A5B24B #4BB28C

square

#584BB2 #B24B72 #A5B24B #4BB28C

split-complementary

#584BB2 #B28C4B #72B24B

monochromatic

#2D275C #433987 #584BB2 #7F75C5 #A7A0D7

Accessibility & contrast

On white

6.85

#584BB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#584BB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584BB2

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584BB2	#FFFFFF	#000000	##FFFFFF
##584BB2	1.00	6.85	3.06	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB5

Deuteranopia (green-blind)

#0057B0

Tritanopia (blue-blind)

#366377

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #584bb2;
/* rgb */ color: rgb(88, 75, 178);
/* oklch */ color: oklch(48.3% 0.157 284.6);

Tailwind

colors: {
  custom: {
    50: '#8e7eca',
    500: '#584bb2',
    950: '#000000',
  },
}

SCSS

$custom: #584bb2;
$custom-light: #8e7eca;
$custom-dark: #000000;

JSON

{
  "hex": "#584bb2",
  "rgb": {
    "r": 88,
    "g": 75,
    "b": 178
  },
  "hsl": {
    "h": 247.573,
    "s": 40.711,
    "l": 49.608
  },
  "oklch": {
    "l": 0.48269,
    "c": 0.15748,
    "h": 284.6
  },
  "luminance": 0.10321
}

Semantic roles & 50–950 ramp

primary

#584BB2

secondary

#BEC495

accent

#D157C1

background

#F9F7FC

surface

#F1EEF8

border

#CBC9D1

text

#0D0A13

muted

#7E7C82

Preview Lab

Preview with #584BB2

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

Preview Lab → · Contrast checker → · Palette generator →