Color

#384b85

#384b85
hex#384b85
rgbrgb(56, 75, 133)
hslhsl(225, 41%, 37%)
oklchoklch(0.427 0.099 268.3)
Closest name: Assassin (#2d4f83)Relative luminance 0.0757

Colors that go with #384b85

Sea Green, Steel Blue and Blue 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 →

#857238

#387285 · #4b3885

#85384b · #4b8538

Split-complementary

Open in tool →

#854b38 · #728538

#853872 · #857238 · #38854b

Contrast

#384b85 as textRatioAAAA largeAAAFix
Aaon white
8.36:1passpasspassPasses AAA — no fix needed.
Aaon black
2.51:1failfailfail
  • AA: use #5a72ba as the text (4.55:1)
  • AAA: use #8597cc as the text (7.3:1)
  • AA: or shift the background to #bfbfbf (4.54:1)
  • AAA: or shift the background to #ebebeb (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #384b85 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

#384b85 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #384b85
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 #384b85 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/384b85-9ca1c4-df754e-221f2d-e9eff1?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