Color

#2168e4

#2168e4
hex#2168e4
rgbrgb(33, 104, 228)
hslhsl(218, 78%, 51%)
oklchoklch(0.549 0.201 260.9)
Closest name: Bluetiful (#3c69e7)Relative luminance 0.1583

Colors that go with #2168e4

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 →

#e49c21

#21cae4 · #3b21e4

#e42168 · #68e421

Split-complementary

Open in tool →

#e43b21 · #cae421

#e421ca · #e49c21 · #21e43b

Contrast

#2168e4 as textRatioAAAA largeAAAFix
Aaon white
5.04:1passpassfail
  • AAA: use #1753ba as the text (7.04:1)
Aaon black
4.17:1failpassfail
  • AA: use #2e71e5 as the text (4.61:1)
  • AAA: use #6596ec as the text (7.13:1)
  • AA: or shift the background to #f2f2f2 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2168e4 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2168e4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2168e4
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 #2168e4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2168e4-9ca6c4-df644e-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