#584FC8#584FC8

#584FC8 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.6% C 0.182 H 281.1°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#584FC8
RGB	rgb(88, 79, 200)
HSL	hsl(244, 52%, 55%)
HSV	hsv(244, 61%, 78%)
CMYK	cmyk(56%, 60.5%, 0%, 21.6%)
CIE-LAB	lab(40.95, 37.56, -62.05)
CIE-LCH	lch(40.95, 72.53, 301.18°)
OKLab	oklab(50.65% 0.0349 -0.1781)
OKLCH	oklch(50.65% 0.182 281.1)
XYZ	xyz(17.2426, 11.8357, 56.0083)
Luminance	0.1184 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584FC8 #BFC84F

analogous

#4F82C8 #584FC8 #954FC8

triadic

#584FC8 #C8584F #4FC858

tetradic

#584FC8 #C84F82 #BFC84F #4FC895

square

#584FC8 #C84F82 #BFC84F #4FC895

split-complementary

#584FC8 #C8954F #82C84F

monochromatic

#2B2577 #3C34A6 #584FC8 #847ED7 #B0ACE5

Accessibility & contrast

On white

6.24

#584FC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#584FC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584FC8

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584FC8	#FFFFFF	#000000	##FFFFFF
##584FC8	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CC

Deuteranopia (green-blind)

#005CC6

Tritanopia (blue-blind)

#1E6C84

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #584fc8;
/* rgb */ color: rgb(88, 79, 200);
/* oklch */ color: oklch(50.6% 0.182 281.1);

Tailwind

colors: {
  custom: {
    50: '#9181da',
    500: '#584fc8',
    950: '#000000',
  },
}

SCSS

$custom: #584fc8;
$custom-light: #9181da;
$custom-dark: #000000;

JSON

{
  "hex": "#584fc8",
  "rgb": {
    "r": 88,
    "g": 79,
    "b": 200
  },
  "hsl": {
    "h": 244.463,
    "s": 52.381,
    "l": 54.706
  },
  "oklch": {
    "l": 0.50648,
    "c": 0.18152,
    "h": 281.1
  },
  "luminance": 0.11837
}

Semantic roles & 50–950 ramp

primary

#584FC8

secondary

#CFD3A0

accent

#DC4CD1

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #584FC8

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

Preview Lab → · Contrast checker → · Palette generator →