Color

#408aa5

#408aa5
hex#408aa5
rgbrgb(64, 138, 165)
hslhsl(196, 44%, 45%)
oklchoklch(0.598 0.084 224.8)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2198

Colors that go with #408aa5

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a55b40

#40a58e · #4058a5

#a5408a · #8aa540

Split-complementary

Open in tool →

#a54058 · #a58e40

#8e40a5 · #a55b40 · #58a540

Contrast

#408aa5 as textRatioAAAA largeAAAFix
Aaon white
3.89:1failpassfail
  • AA: use #3b7e97 as the text (4.55:1)
  • AAA: use #2c5f72 as the text (7.03:1)
  • AA: or shift the background to #171717 (4.61:1)
Aaon black
5.4:1passpassfail
  • AAA: use #52a0bc as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #408aa5 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

#408aa5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #408aa5
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 #408aa5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/408aa5-9cb5c4-df4e6e-1f232d-e9f1ef?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