#584FCF#584FCF

#584FCF is a mid, vivid blue. Relative luminance 0.122; OKLCH L 51.2% C 0.191 H 280.4°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#584FCF
RGB	rgb(88, 79, 207)
HSL	hsl(244, 57%, 56%)
HSV	hsv(244, 62%, 81%)
CMYK	cmyk(57.5%, 61.8%, 0%, 18.8%)
CIE-LAB	lab(41.49, 39.77, -65.23)
CIE-LCH	lch(41.49, 76.40, 301.37°)
OKLab	oklab(51.2% 0.0345 -0.1875)
OKLCH	oklch(51.2% 0.191 280.4)
XYZ	xyz(18.0794, 12.1704, 60.4158)
Luminance	0.1217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584FCF #C6CF4F

analogous

#4F86CF #584FCF #984FCF

triadic

#584FCF #CF584F #4FCF58

tetradic

#584FCF #CF4F86 #C6CF4F #4FCF98

square

#584FCF #CF4F86 #C6CF4F #4FCF98

split-complementary

#584FCF #CF984F #86CF4F

monochromatic

#2A2381 #3930B1 #584FCF #867FDC #B3AFE9

Accessibility & contrast

On white

6.11

#584FCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#584FCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584FCF

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584FCF	#FFFFFF	#000000	##FFFFFF
##584FCF	1.00	6.11	3.43	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D3

Deuteranopia (green-blind)

#005DCC

Tritanopia (blue-blind)

#0F6E87

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #584fcf;
/* rgb */ color: rgb(88, 79, 207);
/* oklch */ color: oklch(51.2% 0.191 280.4);

Tailwind

colors: {
  custom: {
    50: '#9281df',
    500: '#584fcf',
    950: '#000000',
  },
}

SCSS

$custom: #584fcf;
$custom-light: #9281df;
$custom-dark: #000000;

JSON

{
  "hex": "#584fcf",
  "rgb": {
    "r": 88,
    "g": 79,
    "b": 207
  },
  "hsl": {
    "h": 244.219,
    "s": 57.143,
    "l": 56.078
  },
  "oklch": {
    "l": 0.51204,
    "c": 0.19064,
    "h": 280.4
  },
  "luminance": 0.12172
}

Semantic roles & 50–950 ramp

primary

#584FCF

secondary

#D4D7A2

accent

#E047D6

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #584FCF

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

Preview Lab → · Contrast checker → · Palette generator →