Color

#659dd2

#659dd2
hex#659dd2
rgbrgb(101, 157, 210)
hslhsl(209, 55%, 61%)
oklchoklch(0.679 0.099 248.2)
Closest name: Blue Bay (#619ad6)Relative luminance 0.3153

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d29a65

#65d2d0 · #6567d2

#d2659d · #9dd265

Split-complementary

Open in tool →

#d26567 · #d2d065

#d065d2 · #d29a65 · #67d265

Contrast

#659dd2 as textRatioAAAA largeAAAFix
Aaon white
2.87:1failfailfail
  • AA: use #367aba as the text (4.52:1)
  • AAA: use #285b8a as the text (7.11:1)
  • AA: or shift the background to #303030 (4.59:1)
  • AAA: or shift the background to #050505 (7.09:1)
Aaon black
7.31:1passpasspassPasses 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 #659dd2 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

#659dd2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #659dd2
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 #659dd2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/659dd2-9cacc4-df4e4e-1f212d-e9f1f1?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