Color

#5658b8

#5658b8
hex#5658b8
rgbrgb(86, 88, 184)
hslhsl(239, 41%, 53%)
oklchoklch(0.509 0.148 278.9)
Closest name: slateblue (#6a5acd)Relative luminance 0.1242

Colors that go with #5658b8

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 →

#b8b756

#5689b8 · #8656b8

#b85658 · #58b856

Split-complementary

Open in tool →

#b88656 · #89b856

#b85689 · #b8b756 · #56b886

Contrast

#5658b8 as textRatioAAAA largeAAAFix
Aaon white
6.03:1passpassfail
  • AAA: use #4a4bb0 as the text (7.18:1)
Aaon black
3.48:1failpassfail
  • AA: use #6c6dc1 as the text (4.6:1)
  • AAA: use #9091d0 as the text (7.15:1)
  • AA: or shift the background to #e0e0e0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5658b8 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

#5658b8 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5658b8
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 #5658b8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5658b8-a09cc4-df964e-251f2d-e9edf1?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