Color

#2d78ae

#2d78ae
hex#2d78ae
rgbrgb(45, 120, 174)
hslhsl(205, 59%, 43%)
oklchoklch(0.552 0.111 243.9)
Closest name: Blue Triumph (#4376ab)Relative luminance 0.1705

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ae632d

#2daea4 · #2d38ae

#ae2d78 · #78ae2d

Split-complementary

Open in tool →

#ae2d38 · #aea42d

#a42dae · #ae632d · #38ae2d

Contrast

#2d78ae as textRatioAAAA largeAAAFix
Aaon white
4.76:1passpassfail
  • AAA: use #235c86 as the text (7.13:1)
Aaon black
4.41:1failpassfail
  • AA: use #2e7bb2 as the text (4.59:1)
  • AAA: use #519cd2 as the text (7.04:1)
  • AA: or shift the background to #fafafa (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d78ae 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

#2d78ae reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d78ae
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 #2d78ae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d78ae-9cafc4-df4e58-1f212d-e9f1f0?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