#585BB9#585BB9

#585BB9 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.7% C 0.145 H 278.7°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#585BB9
RGB	rgb(88, 91, 185)
HSL	hsl(238, 41%, 54%)
HSV	hsv(238, 52%, 73%)
CMYK	cmyk(52.4%, 50.8%, 0%, 27.5%)
CIE-LAB	lab(42.85, 25.36, -50.26)
CIE-LCH	lch(42.85, 56.30, 296.78°)
OKLab	oklab(51.73% 0.0218 -0.1434)
OKLCH	oklch(51.73% 0.145 278.7)
XYZ	xyz(16.5198, 13.0587, 47.5396)
Luminance	0.1306 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#585BB9 #B9B658

analogous

#588BB9 #585BB9 #8558B9

triadic

#585BB9 #B9585B #5BB958

tetradic

#585BB9 #B9588B #B9B658 #58B985

square

#585BB9 #B9588B #B9B658 #58B985

split-complementary

#585BB9 #B98558 #8BB958

monochromatic

#2C2E6A #3F4195 #585BB9 #8385CB #AEB0DD

Accessibility & contrast

On white

5.81

#585BB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#585BB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #585BB9

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##585BB9	#FFFFFF	#000000	##FFFFFF
##585BB9	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C69BC

Deuteranopia (green-blind)

#2161B7

Tritanopia (blue-blind)

#2E7081

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #585bb9;
/* rgb */ color: rgb(88, 91, 185);
/* oklch */ color: oklch(51.7% 0.145 278.7);

Tailwind

colors: {
  custom: {
    50: '#8e89cf',
    500: '#585bb9',
    950: '#000000',
  },
}

SCSS

$custom: #585bb9;
$custom-light: #8e89cf;
$custom-dark: #000000;

JSON

{
  "hex": "#585bb9",
  "rgb": {
    "r": 88,
    "g": 91,
    "b": 185
  },
  "hsl": {
    "h": 238.144,
    "s": 40.928,
    "l": 53.529
  },
  "oklch": {
    "l": 0.51729,
    "c": 0.14501,
    "h": 278.7
  },
  "luminance": 0.1306
}

Semantic roles & 50–950 ramp

primary

#585BB9

secondary

#CBCAA2

accent

#CD57D1

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #585BB9

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

Preview Lab → · Contrast checker → · Palette generator →