Color

#403772

#403772
hex#403772
rgbrgb(64, 55, 114)
hslhsl(249, 35%, 33%)
oklchoklch(0.377 0.098 287.8)
Closest name: Galactic Compass (#48357b)Relative luminance 0.0504

Colors that go with #403772

Steel Blue, Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#697237

#374b72 · #5d3772

#724037 · #377240

Split-complementary

Open in tool →

#725d37 · #4b7237

#72374b · #697237 · #37725d

Contrast

#403772 as textRatioAAAA largeAAAFix
Aaon white
10.46:1passpasspassPasses AAA — no fix needed.
Aaon black
2.01:1failfailfail
  • AA: use #766bb8 as the text (4.57:1)
  • AAA: use #9991ca as the text (7.26:1)
  • AA: or shift the background to #ababab (4.56:1)
  • AAA: or shift the background to #d4d4d4 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #403772 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

#403772 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #403772
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 #403772 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/403772-a79cc4-dfae4e-271f2d-e9ecf1?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