#584FDC#584FDC

#584FDC is a mid, highly saturated blue. Relative luminance 0.128; OKLCH L 52.3% C 0.207 H 279.3°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#584FDC
RGB	rgb(88, 79, 220)
HSL	hsl(244, 67%, 59%)
HSV	hsv(244, 64%, 86%)
CMYK	cmyk(60%, 64.1%, 0%, 13.7%)
CIE-LAB	lab(42.51, 43.88, -71.02)
CIE-LCH	lch(42.51, 83.48, 301.71°)
OKLab	oklab(52.27% 0.0335 -0.2045)
OKLCH	oklch(52.27% 0.207 279.3)
XYZ	xyz(19.7346, 12.8325, 69.1333)
Luminance	0.1283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584FDC #D3DC4F

analogous

#4F8CDC #584FDC #9E4FDC

triadic

#584FDC #DC584F #4FDC58

tetradic

#584FDC #DC4F8C #D3DC4F #4FDC9E

square

#584FDC #DC4F8C #D3DC4F #4FDC9E

split-complementary

#584FDC #DC9E4F #8CDC4F

monochromatic

#251D93 #3227C6 #584FDC #8882E6 #B9B5F0

Accessibility & contrast

On white

5.89

#584FDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#584FDC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584FDC

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584FDC	#FFFFFF	#000000	##FFFFFF
##584FDC	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AE0

Deuteranopia (green-blind)

#005FD9

Tritanopia (blue-blind)

#00738E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #584fdc;
/* rgb */ color: rgb(88, 79, 220);
/* oklch */ color: oklch(52.3% 0.207 279.3);

Tailwind

colors: {
  custom: {
    50: '#9481e8',
    500: '#584fdc',
    950: '#000000',
  },
}

SCSS

$custom: #584fdc;
$custom-light: #9481e8;
$custom-dark: #000000;

JSON

{
  "hex": "#584fdc",
  "rgb": {
    "r": 88,
    "g": 79,
    "b": 220
  },
  "hsl": {
    "h": 243.83,
    "s": 66.825,
    "l": 58.627
  },
  "oklch": {
    "l": 0.52271,
    "c": 0.2072,
    "h": 279.3
  },
  "luminance": 0.12834
}

Semantic roles & 50–950 ramp

primary

#584FDC

secondary

#DCDFA8

accent

#EA3EDF

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #584FDC

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

Preview Lab → · Contrast checker → · Palette generator →