Color

#2a366a

#2a366a
hex#2a366a
rgbrgb(42, 54, 106)
hslhsl(229, 43%, 29%)
oklchoklch(0.351 0.091 271.2)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0417

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6a5e2a

#2a566a · #3e2a6a

#6a2a36 · #366a2a

Split-complementary

Open in tool →

#6a3e2a · #566a2a

#6a2a56 · #6a5e2a · #2a6a3e

Contrast

#2a366a as textRatioAAAA largeAAAFix
Aaon white
11.45:1passpasspassPasses AAA — no fix needed.
Aaon black
1.83:1failfailfail
  • AA: use #5f70bf as the text (4.56:1)
  • AAA: use #8794cf as the text (7.17:1)
  • AA: or shift the background to #a3a3a3 (4.54:1)
  • AAA: or shift the background to #cccccc (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a366a as the background.

Brands using this color

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

Fonts for this mood

#2a366a reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a366a
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2a366a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a366a-9c9fc4-df7e4e-231f2d-e9eef1?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