Color

#2b3764

#2b3764
hex#2b3764
rgbrgb(43, 55, 100)
hslhsl(227, 40%, 28%)
oklchoklch(0.35 0.08 270.6)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0417

Tints & shades

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

Harmonies

Complementary

Open in tool →

#64582b

#2b5464 · #3b2b64

#642b37 · #37642b

Split-complementary

Open in tool →

#643b2b · #54642b

#642b54 · #64582b · #2b643b

Contrast

#2b3764 as textRatioAAAA largeAAAFix
Aaon white
11.46:1passpasspassPasses AAA — no fix needed.
Aaon black
1.83:1failfailfail
  • AA: use #5e72ba as the text (4.59:1)
  • AAA: use #8695cb as the text (7.18:1)
  • 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 #2b3764 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

#2b3764 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b3764
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 #2b3764 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b3764-9ca0c4-df7a4e-221f2d-e9eff1?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