Color

#2a436f

#2a436f
hex#2a436f
rgbrgb(42, 67, 111)
hslhsl(218, 45%, 30%)
oklchoklch(0.385 0.081 261)
Closest name: Blue Funk (#2d4470)Relative luminance 0.0565

Colors that go with #2a436f

Teal, Blue and Cadet 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 →

#6f562a

#2a666f · #332a6f

#6f2a43 · #436f2a

Split-complementary

Open in tool →

#6f332a · #666f2a

#6f2a66 · #6f562a · #2a6f33

Contrast

#2a436f as textRatioAAAA largeAAAFix
Aaon white
9.86:1passpasspassPasses AAA — no fix needed.
Aaon black
2.13:1failfailfail
  • AA: use #4e76bc as the text (4.64:1)
  • AAA: use #7a98cd as the text (7.2:1)
  • AA: or shift the background to #b0b0b0 (4.54:1)
  • AAA: or shift the background to #dbdbdb (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a436f as the background.

Brands using this color

Fonts for this mood

#2a436f reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a436f
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 #2a436f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a436f-9ca6c4-df644e-201f2d-e9f0f1?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