Color

#408ca0

#408ca0
hex#408ca0
rgbrgb(64, 140, 160)
hslhsl(193, 43%, 44%)
oklchoklch(0.6 0.08 217.6)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2238

Colors that go with #408ca0

Charcoal, Copper and Crimson 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 #408ca0

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a05540

#40a085 · #405ba0

#a0408c · #8ca040

Split-complementary

Open in tool →

#a0405b · #a08540

#8540a0 · #a05540 · #5ba040

Contrast

#408ca0 as textRatioAAAA largeAAAFix
Aaon white
3.83:1failpassfail
  • AA: use #3a7f92 as the text (4.53:1)
  • AAA: use #2c5f6d as the text (7.08:1)
  • AA: or shift the background to #1a1a1a (4.54:1)
Aaon black
5.48:1passpassfail
  • AAA: use #4ca0b8 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 #408ca0 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

#408ca0 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #408ca0
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 #408ca0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/408ca0-a2b5be-df4e75-1f242d-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