Color

#2d369a

#2d369a
hex#2d369a
rgbrgb(45, 54, 154)
hslhsl(235, 55%, 39%)
oklchoklch(0.393 0.161 272.5)
Closest name: Bluebell (#333399)Relative luminance 0.0553

Colors that go with #2d369a

Charcoal, 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 →

#9a912d

#2d6d9a · #5a2d9a

#9a2d36 · #369a2d

Split-complementary

Open in tool →

#9a5a2d · #6d9a2d

#9a2d6d · #9a912d · #2d9a5a

Contrast

#2d369a as textRatioAAAA largeAAAFix
Aaon white
9.97:1passpasspassPasses AAA — no fix needed.
Aaon black
2.11:1failfailfail
  • AA: use #656ed2 as the text (4.71:1)
  • AAA: use #888fdd as the text (7.02:1)
  • AA: or shift the background to #b0b0b0 (4.6:1)
  • AAA: or shift the background to #d9d9d9 (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 #2d369a 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

#2d369a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d369a
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 #2d369a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d369a-9e9cc4-df8d4e-241f2d-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