Color

#2a7489

#2a7489
hex#2a7489
rgbrgb(42, 116, 137)
hslhsl(193, 53%, 35%)
oklchoklch(0.523 0.079 220.2)
Closest name: Calypso (#3d7188)Relative luminance 0.1479

Colors that go with #2a7489

Charcoal, Crimson and Rust 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 #2a7489

Tints & shades

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

Harmonies

Complementary

Open in tool →

#893e2a

#2a896e · #2a4589

#892a74 · #74892a

Split-complementary

Open in tool →

#892a45 · #896e2a

#6e2a89 · #893e2a · #45892a

Contrast

#2a7489 as textRatioAAAA largeAAAFix
Aaon white
5.31:1passpassfail
  • AAA: use #236071 as the text (7.04:1)
Aaon black
3.96:1failpassfail
  • AA: use #2e7e94 as the text (4.53:1)
  • AAA: use #3ba2bf as the text (7.11:1)
  • AA: or shift the background to #ededed (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a7489 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

#2a7489 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a7489
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 #2a7489 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a7489-a2b5be-df4e75-1f242d-e9f1ef?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