Color

#2e78bd

#2e78bd
hex#2e78bd
rgbrgb(46, 120, 189)
hslhsl(209, 61%, 46%)
oklchoklch(0.561 0.129 250)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1769

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bd732e

#2ebdba · #2e30bd

#bd2e78 · #78bd2e

Split-complementary

Open in tool →

#bd2e30 · #bdba2e

#ba2ebd · #bd732e · #30bd2e

Contrast

#2e78bd as textRatioAAAA largeAAAFix
Aaon white
4.63:1passpassfail
  • AAA: use #235b90 as the text (7.07:1)
Aaon black
4.54:1passpassfail
  • AAA: use #5b9bd7 as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2e78bd as the background.

Brands using this color

Fonts for this mood

#2e78bd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2e78bd
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 #2e78bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2e78bd-9cacc4-df4e4e-1f212d-e9f1f1?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