Color

#2863eb

#2863eb
hex#2863eb
rgbrgb(40, 99, 235)
hslhsl(222, 83%, 54%)
oklchoklch(0.547 0.215 263.3)
Closest name: Bluetiful (#3c69e7)Relative luminance 0.1537

Colors that go with #2863eb

Charcoal, Crimson and Amber 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 →

#ebb128

#28c4eb · #4f28eb

#eb2863 · #63eb28

Split-complementary

Open in tool →

#eb4f28 · #c4eb28

#eb28c4 · #ebb128 · #28eb4f

Contrast

#2863eb as textRatioAAAA largeAAAFix
Aaon white
5.15:1passpassfail
  • AAA: use #134bcd as the text (7.2:1)
Aaon black
4.07:1failpassfail
  • AA: use #366dec as the text (4.56:1)
  • AAA: use #6e96f2 as the text (7.31:1)
  • AA: or shift the background to #f0f0f0 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2863eb as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2863eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2863eb
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 #2863eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2863eb-9ca3c4-df6e4e-211f2d-e9eff1?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