Color

#276faa

#276faa
hex#276faa
rgbrgb(39, 111, 170)
hslhsl(207, 63%, 41%)
oklchoklch(0.526 0.117 247.3)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.147

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa6227

#27aaa4 · #272daa

#aa276f · #6faa27

Split-complementary

Open in tool →

#aa272d · #aaa427

#a427aa · #aa6227 · #2daa27

Contrast

#276faa as textRatioAAAA largeAAAFix
Aaon white
5.33:1passpassfail
  • AAA: use #205c8d as the text (7.05:1)
Aaon black
3.94:1failpassfail
  • AA: use #2a7abb as the text (4.6:1)
  • AAA: use #509bd7 as the text (7.01:1)
  • AA: or shift the background to #ededed (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #276faa as the background.

Brands using this color

Fonts for this mood

#276faa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #276faa
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 #276faa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/276faa-9cadc4-df4e53-1f212d-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