Color

#658fcd

#658fcd
hex#658fcd
rgbrgb(101, 143, 205)
hslhsl(216, 51%, 60%)
oklchoklch(0.645 0.104 258)
Closest name: Blue Bay (#619ad6)Relative luminance 0.2682

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cda365

#65c3cd · #6f65cd

#cd658f · #8fcd65

Split-complementary

Open in tool →

#cd6f65 · #c3cd65

#cd65c3 · #cda365 · #65cd6f

Contrast

#658fcd as textRatioAAAA largeAAAFix
Aaon white
3.3:1failpassfail
  • AA: use #4275c2 as the text (4.61:1)
  • AAA: use #315996 as the text (7:1)
  • AA: or shift the background to #262626 (4.59:1)
Aaon black
6.36:1passpassfail
  • AAA: use #7197d1 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #658fcd 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

#658fcd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #658fcd
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 #658fcd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/658fcd-9ca7c4-df5f4e-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