Color

#586bb6

#586bb6
hex#586bb6
rgbrgb(88, 107, 182)
hslhsl(228, 39%, 53%)
oklchoklch(0.548 0.119 271.3)
Closest name: Loch Ness (#5f6db0)Relative luminance 0.1597

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#b6a358

#589ab6 · #7458b6

#b6586b · #6bb658

Split-complementary

Open in tool →

#b67458 · #9ab658

#b6589a · #b6a358 · #58b674

Contrast

#586bb6 as textRatioAAAA largeAAAFix
Aaon white
5.01:1passpassfail
  • AAA: use #435498 as the text (7.09:1)
Aaon black
4.19:1failpassfail
  • AA: use #5f71b9 as the text (4.55:1)
  • AAA: use #8694ca as the text (7.1:1)
  • AA: or shift the background to #f5f5f5 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #586bb6 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#586bb6 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #586bb6
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #586bb6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/586bb6-9c9fc4-df7c4e-231f2d-e9eff1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md