Color

#418fb4

#418fb4
hex#418fb4
rgbrgb(65, 143, 180)
hslhsl(199, 47%, 48%)
oklchoklch(0.617 0.094 231.7)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2406

Colors that go with #418fb4

Charcoal, Copper 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 #418fb4

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b46541

#41b49f · #4156b4

#b4418f · #8fb441

Split-complementary

Open in tool →

#b44156 · #b49f41

#9f41b4 · #b46541 · #56b441

Contrast

#418fb4 as textRatioAAAA largeAAAFix
Aaon white
3.61:1failpassfail
  • AA: use #397e9d as the text (4.52:1)
  • AAA: use #2a5d74 as the text (7.2:1)
  • AA: or shift the background to #1f1f1f (4.56:1)
Aaon black
5.81:1passpassfail
  • AAA: use #539ec1 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #418fb4 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

#418fb4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #418fb4
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 #418fb4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/418fb4-9cb3c4-df4e66-1f232d-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