#584EF3#584EF3

#584EF3 is a mid, highly saturated blue. Relative luminance 0.140; OKLCH L 54.1% C 0.237 H 277.7°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#584EF3
RGB	rgb(88, 78, 243)
HSL	hsl(244, 87%, 63%)
HSV	hsv(244, 68%, 95%)
CMYK	cmyk(63.8%, 67.9%, 0%, 4.7%)
CIE-LAB	lab(44.22, 51.64, -81.24)
CIE-LCH	lch(44.22, 96.26, 302.44°)
OKLab	oklab(54.1% 0.0315 -0.2344)
OKLCH	oklch(54.1% 0.237 277.7)
XYZ	xyz(22.9213, 13.9927, 86.2696)
Luminance	0.1399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584EF3 #E9F34E

analogous

#4E97F3 #584EF3 #AA4EF3

triadic

#584EF3 #F3584E #4EF358

tetradic

#584EF3 #F34E97 #E9F34E #4EF3AA

square

#584EF3 #F34E97 #E9F34E #4EF3AA

split-complementary

#584EF3 #F3AA4E #97F34E

monochromatic

#170DBA #2215EF #584EF3 #8E87F7 #C4C1FB

Accessibility & contrast

On white

5.53

#584EF3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#584EF3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584EF3

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584EF3	#FFFFFF	#000000	##FFFFFF
##584EF3	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FF8

Deuteranopia (green-blind)

#0062F0

Tritanopia (blue-blind)

#007A9B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #584ef3;
/* rgb */ color: rgb(88, 78, 243);
/* oklch */ color: oklch(54.1% 0.237 277.7);

Tailwind

colors: {
  custom: {
    50: '#9881f8',
    500: '#584ef3',
    950: '#000000',
  },
}

SCSS

$custom: #584ef3;
$custom-light: #9881f8;
$custom-dark: #000000;

JSON

{
  "hex": "#584ef3",
  "rgb": {
    "r": 88,
    "g": 78,
    "b": 243
  },
  "hsl": {
    "h": 243.636,
    "s": 87.302,
    "l": 62.941
  },
  "oklch": {
    "l": 0.54101,
    "c": 0.23653,
    "h": 277.7
  },
  "luminance": 0.13995
}

Semantic roles & 50–950 ramp

primary

#584EF3

secondary

#E9ECB1

accent

#E402D6

background

#FAF8FF

surface

#F4EFFF

border

#CECAD7

text

#0F0A17

muted

#7F7C85

Preview Lab

Preview with #584EF3

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

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