Color

#384da3

#384da3
hex#384da3
rgbrgb(56, 77, 163)
hslhsl(228, 49%, 43%)
oklchoklch(0.452 0.141 269.7)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0879

Colors that go with #384da3

Charcoal, Sea Green and Steel 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 →

#a38e38

#3883a3 · #5838a3

#a3384d · #4da338

Split-complementary

Open in tool →

#a35838 · #83a338

#a33883 · #a38e38 · #38a358

Contrast

#384da3 as textRatioAAAA largeAAAFix
Aaon white
7.61:1passpasspassPasses AAA — no fix needed.
Aaon black
2.76:1failfailfail
  • AA: use #5c71c7 as the text (4.64:1)
  • AAA: use #8292d4 as the text (7.01:1)
  • AA: or shift the background to #c7c7c7 (4.5:1)
  • AAA: or shift the background to #f7f7f7 (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 #384da3 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

#384da3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #384da3
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 #384da3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/384da3-9c9fc4-df7c4e-231f2d-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