#586FCF#586FCF

#586FCF is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.1% C 0.149 H 270.9°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#586FCF
RGB	rgb(88, 111, 207)
HSL	hsl(228, 55%, 58%)
HSV	hsv(228, 57%, 81%)
CMYK	cmyk(57.5%, 46.4%, 0%, 18.8%)
CIE-LAB	lab(49.43, 20.08, -52.40)
CIE-LCH	lch(49.43, 56.12, 290.97°)
OKLab	oklab(57.15% 0.0023 -0.1495)
OKLCH	oklch(57.15% 0.149 270.9)
XYZ	xyz(20.9677, 17.9470, 61.3786)
Luminance	0.1795 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#586FCF #CFB858

analogous

#58ABCF #586FCF #7C58CF

triadic

#586FCF #CF586F #6FCF58

tetradic

#586FCF #CF58AB #CFB858 #58CF7C

square

#586FCF #CF58AB #CFB858 #58CF7C

split-complementary

#586FCF #CF7C58 #ABCF58

monochromatic

#273986 #344DB6 #586FCF #8898DD #B7C1EA

Accessibility & contrast

On white

4.58

#586FCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#586FCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #586FCF

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##586FCF	#FFFFFF	#000000	##000000
##586FCF	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#427BD3

Deuteranopia (green-blind)

#3171CD

Tritanopia (blue-blind)

#008495

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #586fcf;
/* rgb */ color: rgb(88, 111, 207);
/* oklch */ color: oklch(57.1% 0.149 270.9);

Tailwind

colors: {
  custom: {
    50: '#9098de',
    500: '#586fcf',
    950: '#000000',
  },
}

SCSS

$custom: #586fcf;
$custom-light: #9098de;
$custom-dark: #000000;

JSON

{
  "hex": "#586fcf",
  "rgb": {
    "r": 88,
    "g": 111,
    "b": 207
  },
  "hsl": {
    "h": 228.403,
    "s": 55.349,
    "l": 57.843
  },
  "oklch": {
    "l": 0.57148,
    "c": 0.14949,
    "h": 270.9
  },
  "luminance": 0.17949
}

Semantic roles & 50–950 ramp

primary

#586FCF

secondary

#D9D0AA

accent

#C249DF

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #586FCF

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

Preview Lab → · Contrast checker → · Palette generator →