#586CBC#586CBC

#586CBC is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.3% C 0.126 H 271.2°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#586CBC
RGB	rgb(88, 108, 188)
HSL	hsl(228, 43%, 54%)
HSV	hsv(228, 53%, 74%)
CMYK	cmyk(53.2%, 42.6%, 0%, 26.3%)
CIE-LAB	lab(47.53, 15.71, -44.52)
CIE-LCH	lch(47.53, 47.21, 289.44°)
OKLab	oklab(55.34% 0.0026 -0.1264)
OKLCH	oklch(55.34% 0.126 271.2)
XYZ	xyz(18.4612, 16.4294, 49.7656)
Luminance	0.1643 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#586CBC #BCA858

analogous

#589EBC #586CBC #7658BC

triadic

#586CBC #BC586C #6CBC58

tetradic

#586CBC #BC589E #BCA858 #58BC76

square

#586CBC #BC589E #BCA858 #58BC76

split-complementary

#586CBC #BC7658 #9EBC58

monochromatic

#2C396E #3E5099 #586CBC #8492CE #AFB9DF

Accessibility & contrast

On white

4.90

#586CBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#586CBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #586CBC

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##586CBC	#FFFFFF	#000000	##FFFFFF
##586CBC	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B75BF

Deuteranopia (green-blind)

#3F6DBA

Tritanopia (blue-blind)

#287D8B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #586cbc;
/* rgb */ color: rgb(88, 108, 188);
/* oklch */ color: oklch(55.3% 0.126 271.2);

Tailwind

colors: {
  custom: {
    50: '#8e95d0',
    500: '#586cbc',
    950: '#000000',
  },
}

SCSS

$custom: #586cbc;
$custom-light: #8e95d0;
$custom-dark: #000000;

JSON

{
  "hex": "#586cbc",
  "rgb": {
    "r": 88,
    "g": 108,
    "b": 188
  },
  "hsl": {
    "h": 228,
    "s": 42.735,
    "l": 54.118
  },
  "oklch": {
    "l": 0.55343,
    "c": 0.1264,
    "h": 271.2
  },
  "luminance": 0.16431
}

Semantic roles & 50–950 ramp

primary

#586CBC

secondary

#CDC5A3

accent

#B955D3

background

#F9F9FC

surface

#F1F1F9

border

#CBCBD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #586CBC

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

Preview Lab → · Contrast checker → · Palette generator →