Color

#2c4f77

#2c4f77
hex#2c4f77
rgbrgb(44, 79, 119)
hslhsl(212, 46%, 32%)
oklchoklch(0.421 0.079 253)
Closest name: Assassin (#2d4f83)Relative luminance 0.0746

Colors that go with #2c4f77

Blue, Cadet Blue and Crimson 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.

Real palettes that use #2c4f77

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#77542c

#2c7577 · #2f2c77

#772c4f · #4f772c

Split-complementary

Open in tool →

#772f2c · #75772c

#772c75 · #77542c · #2c772f

Contrast

#2c4f77 as textRatioAAAA largeAAAFix
Aaon white
8.43:1passpasspassPasses AAA — no fix needed.
Aaon black
2.49:1failfailfail
  • AA: use #4277b3 as the text (4.52:1)
  • AAA: use #6e99c9 as the text (7.06:1)
  • AA: or shift the background to #bfbfbf (4.58:1)
  • AAA: or shift the background to #ebebeb (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c4f77 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#2c4f77 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c4f77
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 #2c4f77 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c4f77-9caac4-df564e-1f202d-e9f1f1?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