Color

#2a4874

#2a4874
hex#2a4874
rgbrgb(42, 72, 116)
hslhsl(216, 47%, 31%)
oklchoklch(0.401 0.083 257.9)
Closest name: Blue Funk (#2d4470)Relative luminance 0.0639

Colors that go with #2a4874

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 →

#74562a

#2a6d74 · #312a74

#742a48 · #48742a

Split-complementary

Open in tool →

#74312a · #6d742a

#742a6d · #74562a · #2a7431

Contrast

#2a4874 as textRatioAAAA largeAAAFix
Aaon white
9.22:1passpasspassPasses AAA — no fix needed.
Aaon black
2.28:1failfailfail
  • AA: use #4776bd as the text (4.59:1)
  • AAA: use #7498cd as the text (7.12:1)
  • AA: or shift the background to #b8b8b8 (4.65:1)
  • AAA: or shift the background to #e3e3e3 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a4874 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2a4874 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a4874
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 #2a4874 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a4874-9ca7c4-df5f4e-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