Color

#4c9dcd

#4c9dcd
hex#4c9dcd
rgbrgb(76, 157, 205)
hslhsl(202, 56%, 55%)
oklchoklch(0.665 0.106 237.4)
Closest name: Canadian Tuxedo (#579aca)Relative luminance 0.3006

Colors that go with #4c9dcd

Charcoal, Bronze 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 #4c9dcd

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd7b4c

#4ccdbb · #4c5dcd

#cd4c9d · #9dcd4c

Split-complementary

Open in tool →

#cd4c5d · #cdbb4c

#bb4ccd · #cd7b4c · #5dcd4c

Contrast

#4c9dcd as textRatioAAAA largeAAAFix
Aaon white
3:1failfailfail
  • AA: use #2f7ba7 as the text (4.65:1)
  • AAA: use #245e7f as the text (7.04:1)
  • AA: or shift the background to #2e2e2e (4.53:1)
  • AAA: or shift the background to #000000 (7.01:1)
Aaon black
7.01:1passpasspassPasses 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 #4c9dcd 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

#4c9dcd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4c9dcd
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 #4c9dcd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4c9dcd-9cb1c4-df4e5f-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