Color

#659af6

#659af6
hex#659af6
rgbrgb(101, 154, 246)
hslhsl(218, 89%, 68%)
oklchoklch(0.691 0.147 260.8)
Closest name: cornflowerblue (#6495ed)Relative luminance 0.3253

Colors that go with #659af6

Charcoal, Tomato 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 →

#f6c165

#65e3f6 · #7865f6

#f6659a · #9af665

Split-complementary

Open in tool →

#f67865 · #e3f665

#f665e3 · #f6c165 · #65f678

Contrast

#659af6 as textRatioAAAA largeAAAFix
Aaon white
2.8:1failfailfail
  • AA: use #216ef2 as the text (4.59:1)
  • AAA: use #0c50c6 as the text (7.05:1)
  • AA: or shift the background to #333333 (4.52:1)
  • AAA: or shift the background to #0a0a0a (7.08:1)
Aaon black
7.51:1passpasspassPasses 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 #659af6 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

#659af6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #659af6
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 #659af6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/659af6-9ca6c4-df644e-201f2d-e9f0f1?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