Color

#2d4bb9

#2d4bb9
hex#2d4bb9
rgbrgb(45, 75, 185)
hslhsl(227, 61%, 45%)
oklchoklch(0.46 0.177 267.3)
Closest name: Denim (#2243b6)Relative luminance 0.0909

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b99a2d

#2d91b9 · #542db9

#b92d4b · #4bb92d

Split-complementary

Open in tool →

#b9542d · #91b92d

#b92d91 · #b99a2d · #2db954

Contrast

#2d4bb9 as textRatioAAAA largeAAAFix
Aaon white
7.45:1passpasspassPasses AAA — no fix needed.
Aaon black
2.82:1failfailfail
  • AA: use #536fd5 as the text (4.6:1)
  • AAA: use #8095e0 as the text (7.29:1)
  • AA: or shift the background to #cccccc (4.64:1)
  • AAA: or shift the background to #fafafa (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d4bb9 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

#2d4bb9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d4bb9
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 #2d4bb9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d4bb9-9ca0c4-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