#584EEB#584EEB

#584EEB is a mid, highly saturated blue. Relative luminance 0.135; OKLCH L 53.4% C 0.227 H 278.3°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#584EEB
RGB	rgb(88, 78, 235)
HSL	hsl(244, 80%, 61%)
HSV	hsv(244, 67%, 92%)
CMYK	cmyk(62.6%, 66.8%, 0%, 7.8%)
CIE-LAB	lab(43.54, 49.16, -77.86)
CIE-LCH	lch(43.54, 92.08, 302.27°)
OKLab	oklab(53.4% 0.0326 -0.2245)
OKLCH	oklch(53.4% 0.227 278.3)
XYZ	xyz(21.7395, 13.5199, 80.0451)
Luminance	0.1352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584EEB #E1EB4E

analogous

#4E93EB #584EEB #A74EEB

triadic

#584EEB #EB584E #4EEB58

tetradic

#584EEB #EB4E93 #E1EB4E #4EEBA7

square

#584EEB #EB4E93 #E1EB4E #4EEBA7

split-complementary

#584EEB #EBA74E #93EB4E

monochromatic

#1D13AB #261AE2 #584EEB #8C85F1 #C0BCF7

Accessibility & contrast

On white

5.67

#584EEB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#584EEB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584EEB

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584EEB	#FFFFFF	#000000	##FFFFFF
##584EEB	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DF0

Deuteranopia (green-blind)

#0060E8

Tritanopia (blue-blind)

#007796

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #584eeb;
/* rgb */ color: rgb(88, 78, 235);
/* oklch */ color: oklch(53.4% 0.227 278.3);

Tailwind

colors: {
  custom: {
    50: '#9781f3',
    500: '#584eeb',
    950: '#000000',
  },
}

SCSS

$custom: #584eeb;
$custom-light: #9781f3;
$custom-dark: #000000;

JSON

{
  "hex": "#584eeb",
  "rgb": {
    "r": 88,
    "g": 78,
    "b": 235
  },
  "hsl": {
    "h": 243.822,
    "s": 79.695,
    "l": 61.373
  },
  "oklch": {
    "l": 0.53397,
    "c": 0.22688,
    "h": 278.3
  },
  "luminance": 0.13522
}

Semantic roles & 50–950 ramp

primary

#584EEB

secondary

#E4E8AD

accent

#DC09CF

background

#FAF7FF

surface

#F4EEFE

border

#CEC9D6

text

#0F0A17

muted

#7F7C85

Preview Lab

Preview with #584EEB

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

Preview Lab → · Contrast checker → · Palette generator →