Color

#276ebe

#276ebe
hex#276ebe
rgbrgb(39, 110, 190)
hslhsl(212, 66%, 45%)
oklchoklch(0.536 0.143 254.2)
Closest name: Campanula (#3473b7)Relative luminance 0.153

Colors that go with #276ebe

Charcoal, Crimson and Sienna lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#be7827

#27b9be · #2c27be

#be276e · #6ebe27

Split-complementary

Open in tool →

#be2c27 · #b9be27

#be27b9 · #be7827 · #27be2c

Contrast

#276ebe as textRatioAAAA largeAAAFix
Aaon white
5.17:1passpassfail
  • AAA: use #1f5898 as the text (7.22:1)
Aaon black
4.06:1failpassfail
  • AA: use #2a75cb as the text (4.51:1)
  • AAA: use #5e9ade as the text (7.15:1)
  • AA: or shift the background to #f0f0f0 (4.54:1)

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

Brands using this color

Fonts for this mood

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

mcpConnect your agent — build around #276ebe
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #276ebe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/276ebe-9caac4-df564e-1f202d-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