Color

#659dc3

#659dc3
hex#659dc3
rgbrgb(101, 157, 195)
hslhsl(204, 44%, 58%)
oklchoklch(0.672 0.082 239.3)
Closest name: Canadian Tuxedo (#579aca)Relative luminance 0.3082

Colors that go with #659dc3

Charcoal, Peru 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.

Real palettes that use #659dc3

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c38a65

#65c3ba · #656ec3

#c3659d · #9dc365

Split-complementary

Open in tool →

#c3656e · #c3ba65

#ba65c3 · #c38a65 · #6ec365

Contrast

#659dc3 as textRatioAAAA largeAAAFix
Aaon white
2.93:1failfailfail
  • AA: use #3f7aa2 as the text (4.65:1)
  • AAA: use #2f5c79 as the text (7.17:1)
  • AA: or shift the background to #303030 (4.5:1)
  • AAA: or shift the background to #030303 (7.04:1)
Aaon black
7.16:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #659dc3 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

#659dc3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #659dc3
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 #659dc3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/659dc3-9cafc4-df4e5a-1f222d-e9f1f0?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