Color

#2a366f

#2a366f
hex#2a366f
rgbrgb(42, 54, 111)
hslhsl(230, 45%, 30%)
oklchoklch(0.355 0.099 271.6)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0428

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6f632a

#2a586f · #412a6f

#6f2a36 · #366f2a

Split-complementary

Open in tool →

#6f412a · #586f2a

#6f2a58 · #6f632a · #2a6f41

Contrast

#2a366f as textRatioAAAA largeAAAFix
Aaon white
11.32:1passpasspassPasses AAA — no fix needed.
Aaon black
1.86:1failfailfail
  • AA: use #6070c3 as the text (4.6:1)
  • AAA: use #8592d1 as the text (7.03:1)
  • AA: or shift the background to #a6a6a6 (4.65:1)
  • AAA: or shift the background to #cccccc (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a366f 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

#2a366f reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a366f
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 #2a366f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a366f-9c9ec4-df814e-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