#584ECA#584ECA

#584ECA is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.6% C 0.185 H 281.1°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#584ECA
RGB	rgb(88, 78, 202)
HSL	hsl(245, 54%, 55%)
HSV	hsv(245, 61%, 79%)
CMYK	cmyk(56.4%, 61.4%, 0%, 20.8%)
CIE-LAB	lab(40.87, 38.79, -63.34)
CIE-LCH	lch(40.87, 74.27, 301.48°)
OKLab	oklab(50.64% 0.0357 -0.1819)
OKLCH	oklch(50.64% 0.185 281.1)
XYZ	xyz(17.4062, 11.7866, 57.2235)
Luminance	0.1179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584ECA #C0CA4E

analogous

#4E82CA #584ECA #964ECA

triadic

#584ECA #CA584E #4ECA58

tetradic

#584ECA #CA4E82 #C0CA4E #4ECA96

square

#584ECA #CA4E82 #C0CA4E #4ECA96

split-complementary

#584ECA #CA964E #82CA4E

monochromatic

#2B2479 #3C32A8 #584ECA #847DD8 #B1ACE6

Accessibility & contrast

On white

6.25

#584ECA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#584ECA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584ECA

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584ECA	#FFFFFF	#000000	##FFFFFF
##584ECA	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CE

Deuteranopia (green-blind)

#005CC8

Tritanopia (blue-blind)

#1B6C84

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #584eca;
/* rgb */ color: rgb(88, 78, 202);
/* oklch */ color: oklch(50.6% 0.185 281.1);

Tailwind

colors: {
  custom: {
    50: '#9180db',
    500: '#584eca',
    950: '#000000',
  },
}

SCSS

$custom: #584eca;
$custom-light: #9180db;
$custom-dark: #000000;

JSON

{
  "hex": "#584eca",
  "rgb": {
    "r": 88,
    "g": 78,
    "b": 202
  },
  "hsl": {
    "h": 244.839,
    "s": 53.913,
    "l": 54.902
  },
  "oklch": {
    "l": 0.50637,
    "c": 0.1854,
    "h": 281.1
  },
  "luminance": 0.11788
}

Semantic roles & 50–950 ramp

primary

#584ECA

secondary

#D0D4A0

accent

#DD4BD1

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #584ECA

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

Preview Lab → · Contrast checker → · Palette generator →