Color

#659bcd

#659bcd
hex#659bcd
rgbrgb(101, 155, 205)
hslhsl(209, 51%, 60%)
oklchoklch(0.672 0.094 247.5)
Closest name: Blue Bay (#619ad6)Relative luminance 0.3062

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd9765

#65cdcb · #6567cd

#cd659b · #9bcd65

Split-complementary

Open in tool →

#cd6567 · #cdcb65

#cb65cd · #cd9765 · #67cd65

Contrast

#659bcd as textRatioAAAA largeAAAFix
Aaon white
2.95:1failfailfail
  • AA: use #3b7ab5 as the text (4.53:1)
  • AAA: use #2c5b87 as the text (7.11:1)
  • AA: or shift the background to #2e2e2e (4.61:1)
  • AAA: or shift the background to #000000 (7.12:1)
Aaon black
7.12:1passpasspassPasses 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 #659bcd 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

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

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

tool url/palettes/new/659bcd-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