#586CB8#586CB8

#586CB8 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.1% C 0.121 H 270.9°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#586CB8
RGB	rgb(88, 108, 184)
HSL	hsl(228, 40%, 53%)
HSV	hsv(228, 52%, 72%)
CMYK	cmyk(52.2%, 41.3%, 0%, 27.8%)
CIE-LAB	lab(47.31, 14.42, -42.55)
CIE-LCH	lch(47.31, 44.93, 288.72°)
OKLab	oklab(55.1% 0.0019 -0.1206)
OKLCH	oklch(55.1% 0.121 270.9)
XYZ	xyz(18.0360, 16.2593, 47.5261)
Luminance	0.1626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#586CB8 #B8A458

analogous

#589CB8 #586CB8 #7458B8

triadic

#586CB8 #B8586C #6CB858

tetradic

#586CB8 #B8589C #B8A458 #58B874

square

#586CB8 #B8589C #B8A458 #58B874

split-complementary

#586CB8 #B87458 #9CB858

monochromatic

#2D3969 #3F5194 #586CB8 #8392CA #AEB8DD

Accessibility & contrast

On white

4.94

#586CB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#586CB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #586CB8

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##586CB8	#FFFFFF	#000000	##FFFFFF
##586CB8	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D75BB

Deuteranopia (green-blind)

#436CB6

Tritanopia (blue-blind)

#2C7C89

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #586cb8;
/* rgb */ color: rgb(88, 108, 184);
/* oklch */ color: oklch(55.1% 0.121 270.9);

Tailwind

colors: {
  custom: {
    50: '#8d95ce',
    500: '#586cb8',
    950: '#000000',
  },
}

SCSS

$custom: #586cb8;
$custom-light: #8d95ce;
$custom-dark: #000000;

JSON

{
  "hex": "#586cb8",
  "rgb": {
    "r": 88,
    "g": 108,
    "b": 184
  },
  "hsl": {
    "h": 227.5,
    "s": 40.336,
    "l": 53.333
  },
  "oklch": {
    "l": 0.55102,
    "c": 0.12062,
    "h": 270.9
  },
  "luminance": 0.16261
}

Semantic roles & 50–950 ramp

primary

#586CB8

secondary

#CBC2A1

accent

#B758D0

background

#F9F9FC

surface

#F1F1F9

border

#CBCBD2

text

#0D0D13

muted

#7E7E82

Preview Lab

Preview with #586CB8

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

Preview Lab → · Contrast checker → · Palette generator →