#584FCC#584FCC

#584FCC is a mid, vivid blue. Relative luminance 0.120; OKLCH L 51.0% C 0.187 H 280.7°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#584FCC
RGB	rgb(88, 79, 204)
HSL	hsl(244, 55%, 55%)
HSV	hsv(244, 61%, 80%)
CMYK	cmyk(56.9%, 61.3%, 0%, 20%)
CIE-LAB	lab(41.26, 38.82, -63.88)
CIE-LCH	lch(41.26, 74.75, 301.29°)
OKLab	oklab(50.96% 0.0347 -0.1835)
OKLCH	oklch(50.96% 0.187 280.7)
XYZ	xyz(17.7162, 12.0251, 58.5026)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584FCC #C3CC4F

analogous

#4F84CC #584FCC #964FCC

triadic

#584FCC #CC584F #4FCC58

tetradic

#584FCC #CC4F84 #C3CC4F #4FCC96

square

#584FCC #CC4F84 #C3CC4F #4FCC96

split-complementary

#584FCC #CC964F #84CC4F

monochromatic

#2A247D #3B32AC #584FCC #857EDA #B2AEE7

Accessibility & contrast

On white

6.17

#584FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#584FCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584FCC

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584FCC	#FFFFFF	#000000	##FFFFFF
##584FCC	1.00	6.17	3.41	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D0

Deuteranopia (green-blind)

#005DC9

Tritanopia (blue-blind)

#176D86

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #584fcc;
/* rgb */ color: rgb(88, 79, 204);
/* oklch */ color: oklch(51.0% 0.187 280.7);

Tailwind

colors: {
  custom: {
    50: '#9281dc',
    500: '#584fcc',
    950: '#000000',
  },
}

SCSS

$custom: #584fcc;
$custom-light: #9281dc;
$custom-dark: #000000;

JSON

{
  "hex": "#584fcc",
  "rgb": {
    "r": 88,
    "g": 79,
    "b": 204
  },
  "hsl": {
    "h": 244.32,
    "s": 55.066,
    "l": 55.49
  },
  "oklch": {
    "l": 0.50964,
    "c": 0.18675,
    "h": 280.7
  },
  "luminance": 0.12026
}

Semantic roles & 50–950 ramp

primary

#584FCC

secondary

#D2D5A1

accent

#DE49D4

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #584FCC

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

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