#584C99#584C99

#584C99 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.7% C 0.121 H 287.9°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#584C99
RGB	rgb(88, 76, 153)
HSL	hsl(249, 34%, 45%)
HSV	hsv(249, 50%, 60%)
CMYK	cmyk(42.5%, 50.3%, 0%, 40%)
CIE-LAB	lab(37.01, 24.81, -40.63)
CIE-LCH	lch(37.01, 47.60, 301.41°)
OKLab	oklab(46.7% 0.0373 -0.1152)
OKLCH	oklch(46.7% 0.121 287.9)
XYZ	xyz(12.3571, 9.5431, 31.3217)
Luminance	0.0954 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#584C99 #8D994C

analogous

#4C6699 #584C99 #7F4C99

triadic

#584C99 #99584C #4C9958

tetradic

#584C99 #994C66 #8D994C #4C997F

square

#584C99 #994C66 #8D994C #4C997F

split-complementary

#584C99 #997F4C #66994C

monochromatic

#292347 #403870 #584C99 #786CB6 #9D95CA

Accessibility & contrast

On white

7.22

#584C99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#584C99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #584C99

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##584C99	#FFFFFF	#000000	##FFFFFF
##584C99	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C599C

Deuteranopia (green-blind)

#2C5597

Tritanopia (blue-blind)

#455C6B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #584c99;
/* rgb */ color: rgb(88, 76, 153);
/* oklch */ color: oklch(46.7% 0.121 287.9);

Tailwind

colors: {
  custom: {
    50: '#8b7eb7',
    500: '#584c99',
    950: '#000000',
  },
}

SCSS

$custom: #584c99;
$custom-light: #8b7eb7;
$custom-dark: #000000;

JSON

{
  "hex": "#584c99",
  "rgb": {
    "r": 88,
    "g": 76,
    "b": 153
  },
  "hsl": {
    "h": 249.351,
    "s": 33.624,
    "l": 44.902
  },
  "oklch": {
    "l": 0.46698,
    "c": 0.12105,
    "h": 287.9
  },
  "luminance": 0.09543
}

Semantic roles & 50–950 ramp

primary

#584C99

secondary

#B0B78A

accent

#CA5EB9

background

#F8F7FB

surface

#F0EEF6

border

#CBC9D0

text

#0C0A11

muted

#7D7C80

Preview Lab

Preview with #584C99

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

Preview Lab → · Contrast checker → · Palette generator →