#586CB9#586CB9

#586CB9 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.2% C 0.122 H 271.0°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#586CB9
RGB	rgb(88, 108, 185)
HSL	hsl(228, 41%, 54%)
HSV	hsv(228, 52%, 73%)
CMYK	cmyk(52.4%, 41.6%, 0%, 27.5%)
CIE-LAB	lab(47.37, 14.75, -43.05)
CIE-LCH	lch(47.37, 45.50, 288.91°)
OKLab	oklab(55.16% 0.0021 -0.122)
OKLCH	oklch(55.16% 0.122 271)
XYZ	xyz(18.1412, 16.3014, 48.0801)
Luminance	0.1630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#586CB9 #B9A558

analogous

#589CB9 #586CB9 #7458B9

triadic

#586CB9 #B9586C #6CB958

tetradic

#586CB9 #B9589C #B9A558 #58B974

square

#586CB9 #B9589C #B9A558 #58B974

split-complementary

#586CB9 #B97458 #9CB958

monochromatic

#2C396A #3F5095 #586CB9 #8392CB #AEB8DD

Accessibility & contrast

On white

4.93

#586CB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#586CB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #586CB9

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##586CB9	#FFFFFF	#000000	##FFFFFF
##586CB9	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D75BC

Deuteranopia (green-blind)

#426CB7

Tritanopia (blue-blind)

#2B7D89

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #586cb9;
/* rgb */ color: rgb(88, 108, 185);
/* oklch */ color: oklch(55.2% 0.122 271.0);

Tailwind

colors: {
  custom: {
    50: '#8d95ce',
    500: '#586cb9',
    950: '#000000',
  },
}

SCSS

$custom: #586cb9;
$custom-light: #8d95ce;
$custom-dark: #000000;

JSON

{
  "hex": "#586cb9",
  "rgb": {
    "r": 88,
    "g": 108,
    "b": 185
  },
  "hsl": {
    "h": 227.629,
    "s": 40.928,
    "l": 53.529
  },
  "oklch": {
    "l": 0.55162,
    "c": 0.12207,
    "h": 271
  },
  "luminance": 0.16303
}

Semantic roles & 50–950 ramp

primary

#586CB9

secondary

#CBC3A2

accent

#B857D1

background

#F9F9FC

surface

#F1F1F9

border

#CBCBD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #586CB9

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

Preview Lab → · Contrast checker → · Palette generator →