Color

#384271

#384271
hex#384271
rgbrgb(56, 66, 113)
hslhsl(229, 34%, 33%)
oklchoklch(0.394 0.081 273.1)
Closest name: Blue Funk (#2d4470)Relative luminance 0.0593

Colors that go with #384271

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 →

#716638

#385f71 · #4a3871

#713842 · #427138

Split-complementary

Open in tool →

#714a38 · #5f7138

#71385f · #716638 · #38714a

Contrast

#384271 as textRatioAAAA largeAAAFix
Aaon white
9.61:1passpasspassPasses AAA — no fix needed.
Aaon black
2.19:1failfailfail
  • AA: use #6574b3 as the text (4.7:1)
  • AAA: use #8793c4 as the text (7:1)
  • AA: or shift the background to #b3b3b3 (4.58:1)
  • AAA: or shift the background to #dedede (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #384271 as the background.

Brands using this color

mcpConnect your agent — build around #384271
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 #384271 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/384271-9c9fc4-df7e4e-231f2d-e9eef1?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