#584FBC#584FBC

#584FBC is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.7% C 0.166 H 282.3°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#584FBC
RGB	rgb(88, 79, 188)
HSL	hsl(245, 45%, 52%)
HSV	hsv(245, 58%, 74%)
CMYK	cmyk(53.2%, 58%, 0%, 26.3%)
CIE-LAB	lab(40.08, 33.77, -56.49)
CIE-LCH	lch(40.08, 65.81, 300.87°)
OKLab	oklab(49.72% 0.0352 -0.1618)
OKLCH	oklch(49.72% 0.166 282.3)
XYZ	xyz(15.8948, 11.2966, 48.9101)
Luminance	0.1130 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584FBC #B3BC4F

analogous

#4F7DBC #584FBC #8E4FBC

triadic

#584FBC #BC584F #4FBC58

tetradic

#584FBC #BC4F7D #B3BC4F #4FBC8E

square

#584FBC #BC4F7D #B3BC4F #4FBC8E

split-complementary

#584FBC #BC8E4F #7DBC4F

monochromatic

#2D2869 #403995 #584FBC #827BCD #ACA8DE

Accessibility & contrast

On white

6.44

#584FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#584FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #584FBC

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584FBC	#FFFFFF	#000000	##FFFFFF
##584FBC	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C0

Deuteranopia (green-blind)

#005BBA

Tritanopia (blue-blind)

#2D687E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #584fbc;
/* rgb */ color: rgb(88, 79, 188);
/* oklch */ color: oklch(49.7% 0.166 282.3);

Tailwind

colors: {
  custom: {
    50: '#8f80d1',
    500: '#584fbc',
    950: '#000000',
  },
}

SCSS

$custom: #584fbc;
$custom-light: #8f80d1;
$custom-dark: #000000;

JSON

{
  "hex": "#584fbc",
  "rgb": {
    "r": 88,
    "g": 79,
    "b": 188
  },
  "hsl": {
    "h": 244.954,
    "s": 44.856,
    "l": 52.353
  },
  "oklch": {
    "l": 0.49723,
    "c": 0.16555,
    "h": 282.3
  },
  "luminance": 0.11298
}

Semantic roles & 50–950 ramp

primary

#584FBC

secondary

#C7CB9C

accent

#D553CA

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #584FBC

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

Preview Lab → · Contrast checker → · Palette generator →