#584DD4#584DD4

#584DD4 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 51.3% C 0.199 H 280.4°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#584DD4
RGB	rgb(88, 77, 212)
HSL	hsl(245, 61%, 57%)
HSV	hsv(245, 64%, 83%)
CMYK	cmyk(58.5%, 63.7%, 0%, 16.9%)
CIE-LAB	lab(41.43, 42.53, -68.20)
CIE-LCH	lch(41.43, 80.38, 301.95°)
OKLab	oklab(51.29% 0.0359 -0.1962)
OKLCH	oklch(51.29% 0.199 280.4)
XYZ	xyz(18.5583, 12.1346, 63.6389)
Luminance	0.1214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584DD4 #C9D44D

analogous

#4D86D4 #584DD4 #9C4DD4

triadic

#584DD4 #D4584D #4DD458

tetradic

#584DD4 #D44D86 #C9D44D #4DD49C

square

#584DD4 #D44D86 #C9D44D #4DD49C

split-complementary

#584DD4 #D49C4D #86D44D

monochromatic

#292086 #382CB7 #584DD4 #867EE0 #B4B0EC

Accessibility & contrast

On white

6.13

#584DD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#584DD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584DD4

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584DD4	#FFFFFF	#000000	##FFFFFF
##584DD4	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D8

Deuteranopia (green-blind)

#005DD1

Tritanopia (blue-blind)

#006F89

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #584dd4;
/* rgb */ color: rgb(88, 77, 212);
/* oklch */ color: oklch(51.3% 0.199 280.4);

Tailwind

colors: {
  custom: {
    50: '#9380e2',
    500: '#584dd4',
    950: '#000000',
  },
}

SCSS

$custom: #584dd4;
$custom-light: #9380e2;
$custom-dark: #000000;

JSON

{
  "hex": "#584dd4",
  "rgb": {
    "r": 88,
    "g": 77,
    "b": 212
  },
  "hsl": {
    "h": 244.889,
    "s": 61.086,
    "l": 56.667
  },
  "oklch": {
    "l": 0.51285,
    "c": 0.19948,
    "h": 280.4
  },
  "luminance": 0.12136
}

Semantic roles & 50–950 ramp

primary

#584DD4

secondary

#D6DAA3

accent

#E444D7

background

#F9F7FE

surface

#F2EEFC

border

#CCC9D5

text

#0E0A15

muted

#7E7C84

Preview Lab

Preview with #584DD4

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

Preview Lab → · Contrast checker → · Palette generator →