#584FCA#584FCA

#584FCA is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.8% C 0.184 H 280.9°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#584FCA
RGB	rgb(88, 79, 202)
HSL	hsl(244, 54%, 55%)
HSV	hsv(244, 61%, 79%)
CMYK	cmyk(56.4%, 60.9%, 0%, 20.8%)
CIE-LAB	lab(41.10, 38.19, -62.97)
CIE-LCH	lch(41.10, 73.64, 301.24°)
OKLab	oklab(50.81% 0.0348 -0.1808)
OKLCH	oklch(50.81% 0.184 280.9)
XYZ	xyz(17.4778, 11.9298, 57.2474)
Luminance	0.1193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584FCA #C1CA4F

analogous

#4F84CA #584FCA #954FCA

triadic

#584FCA #CA584F #4FCA58

tetradic

#584FCA #CA4F84 #C1CA4F #4FCA95

square

#584FCA #CA4F84 #C1CA4F #4FCA95

split-complementary

#584FCA #CA954F #84CA4F

monochromatic

#2B257A #3C33A9 #584FCA #857ED8 #B1ADE6

Accessibility & contrast

On white

6.20

#584FCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#584FCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584FCA

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584FCA	#FFFFFF	#000000	##FFFFFF
##584FCA	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CE

Deuteranopia (green-blind)

#005CC8

Tritanopia (blue-blind)

#1B6D85

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #584fca;
/* rgb */ color: rgb(88, 79, 202);
/* oklch */ color: oklch(50.8% 0.184 280.9);

Tailwind

colors: {
  custom: {
    50: '#9181db',
    500: '#584fca',
    950: '#000000',
  },
}

SCSS

$custom: #584fca;
$custom-light: #9181db;
$custom-dark: #000000;

JSON

{
  "hex": "#584fca",
  "rgb": {
    "r": 88,
    "g": 79,
    "b": 202
  },
  "hsl": {
    "h": 244.39,
    "s": 53.712,
    "l": 55.098
  },
  "oklch": {
    "l": 0.50805,
    "c": 0.18413,
    "h": 280.9
  },
  "luminance": 0.11931
}

Semantic roles & 50–950 ramp

primary

#584FCA

secondary

#D0D4A1

accent

#DD4BD2

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #584FCA

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

Preview Lab → · Contrast checker → · Palette generator →