Color

#2863c3

#2863c3
hex#2863c3
rgbrgb(40, 99, 195)
hslhsl(217, 66%, 46%)
oklchoklch(0.516 0.162 259.8)
Closest name: Denim (#1560bd)Relative luminance 0.1331

Colors that go with #2863c3

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 →

#c38728

#28b1c3 · #3a28c3

#c32863 · #63c328

Split-complementary

Open in tool →

#c33a28 · #b1c328

#c328b1 · #c38728 · #28c33a

Contrast

#2863c3 as textRatioAAAA largeAAAFix
Aaon white
5.73:1passpassfail
  • AAA: use #2356a9 as the text (7.06:1)
Aaon black
3.66:1failpassfail
  • AA: use #3472d5 as the text (4.51:1)
  • AAA: use #6b98e1 as the text (7.2:1)
  • AA: or shift the background to #e6e6e6 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2863c3 as the background.

Brands using this color

Fonts for this mood

#2863c3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2863c3
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 #2863c3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2863c3-9ca7c4-df624e-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