#586FBC#586FBC

#586FBC is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.0% C 0.123 H 269.6°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#586FBC
RGB	rgb(88, 111, 188)
HSL	hsl(226, 43%, 54%)
HSV	hsv(226, 53%, 74%)
CMYK	cmyk(53.2%, 41%, 0%, 26.3%)
CIE-LAB	lab(48.35, 13.86, -43.22)
CIE-LCH	lch(48.35, 45.38, 287.78°)
OKLab	oklab(55.97% -0.0009 -0.1225)
OKLCH	oklch(55.97% 0.123 269.6)
XYZ	xyz(18.7831, 17.0731, 49.8729)
Luminance	0.1707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#586FBC #BCA558

analogous

#58A1BC #586FBC #7358BC

triadic

#586FBC #BC586F #6FBC58

tetradic

#586FBC #BC58A1 #BCA558 #58BC73

square

#586FBC #BC58A1 #BCA558 #58BC73

split-complementary

#586FBC #BC7358 #A1BC58

monochromatic

#2C3B6E #3E5399 #586FBC #8495CE #AFBADF

Accessibility & contrast

On white

4.76

#586FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#586FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #586FBC

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##586FBC	#FFFFFF	#000000	##FFFFFF
##586FBC	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F77BF

Deuteranopia (green-blind)

#446FBA

Tritanopia (blue-blind)

#27808C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #586fbc;
/* rgb */ color: rgb(88, 111, 188);
/* oklch */ color: oklch(56.0% 0.123 269.6);

Tailwind

colors: {
  custom: {
    50: '#8e98d0',
    500: '#586fbc',
    950: '#000000',
  },
}

SCSS

$custom: #586fbc;
$custom-light: #8e98d0;
$custom-dark: #000000;

JSON

{
  "hex": "#586fbc",
  "rgb": {
    "r": 88,
    "g": 111,
    "b": 188
  },
  "hsl": {
    "h": 226.2,
    "s": 42.735,
    "l": 54.118
  },
  "oklch": {
    "l": 0.55971,
    "c": 0.12253,
    "h": 269.6
  },
  "luminance": 0.17074
}

Semantic roles & 50–950 ramp

primary

#586FBC

secondary

#CDC3A3

accent

#B655D3

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #586FBC

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

Preview Lab → · Contrast checker → · Palette generator →