Color

#2876eb

#2876eb
hex#2876eb
rgbrgb(40, 118, 235)
hslhsl(216, 83%, 54%)
oklchoklch(0.585 0.192 259)
Closest name: Bluetiful (#3c69e7)Relative luminance 0.1941

Colors that go with #2876eb

Charcoal, Crimson and Copper 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 →

#eb9d28

#28d8eb · #3c28eb

#eb2876 · #76eb28

Split-complementary

Open in tool →

#eb3c28 · #d8eb28

#eb28d8 · #eb9d28 · #28eb3c

Contrast

#2876eb as textRatioAAAA largeAAAFix
Aaon white
4.3:1failpassfail
  • AA: use #1f70ea as the text (4.6:1)
  • AAA: use #1153b6 as the text (7.15:1)
  • AA: or shift the background to #0d0d0d (4.52:1)
Aaon black
4.88:1passpassfail
  • AAA: use #5c97f0 as the text (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 #2876eb as the background.

Brands using this color

Fonts for this mood

#2876eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2876eb
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 #2876eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2876eb-9ca7c4-df5f4e-201f2d-e9f0f1?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