Color

#586dca

#586dca
hex#586dca
rgbrgb(88, 109, 202)
hslhsl(229, 52%, 57%)
oklchoklch(0.564 0.145 271.5)
Closest name: God of Rain (#4466cc)Relative luminance 0.1728

Colors that go with #586dca

Charcoal, Sea Green and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cab558

#58a6ca · #7c58ca

#ca586d · #6dca58

Split-complementary

Open in tool →

#ca7c58 · #a6ca58

#ca58a6 · #cab558 · #58ca7c

Contrast

#586dca as textRatioAAAA largeAAAFix
Aaon white
4.71:1passpassfail
  • AAA: use #384fb2 as the text (7.17:1)
Aaon black
4.46:1failpassfail
  • AA: use #5c71cc as the text (4.69:1)
  • AAA: use #8393d8 as the text (7.13:1)
  • AA: or shift the background to #fafafa (4.52:1)

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

Brands using this color

Fonts for this mood

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

mcpConnect your agent — build around #586dca
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

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

tool url/palettes/new/586dca-9c9fc4-df7e4e-231f2d-e9eef1?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