Color

#2a4883

#2a4883
hex#2a4883
rgbrgb(42, 72, 131)
hslhsl(220, 51%, 34%)
oklchoklch(0.411 0.105 262.4)
Closest name: Assassin (#2d4f83)Relative luminance 0.0677

Colors that go with #2a4883

Sea Green, 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 →

#83652a

#2a7483 · #392a83

#832a48 · #48832a

Split-complementary

Open in tool →

#83392a · #74832a

#832a74 · #83652a · #2a8339

Contrast

#2a4883 as textRatioAAAA largeAAAFix
Aaon white
8.92:1passpasspassPasses AAA — no fix needed.
Aaon black
2.35:1failfailfail
  • AA: use #4a73c4 as the text (4.54:1)
  • AAA: use #7897d3 as the text (7.17:1)
  • AA: or shift the background to #bababa (4.6:1)
  • AAA: or shift the background to #e6e6e6 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a4883 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

#2a4883 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a4883
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 #2a4883 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a4883-9ca5c4-df694e-211f2d-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