Color

#1648fe

#1648fe
hex#1648fe
rgbrgb(22, 72, 254)
hslhsl(227, 99%, 54%)
oklchoklch(0.514 0.27 264.8)
Closest name: C64 Blue (#003aff)Relative luminance 0.1196

Colors that go with #1648fe

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 →

#fecc16

#16bcfe · #5716fe

#fe1648 · #48fe16

Split-complementary

Open in tool →

#fe5716 · #bcfe16

#fe16bc · #fecc16 · #16fe57

Contrast

#1648fe as textRatioAAAA largeAAAFix
Aaon white
6.19:1passpassfail
Aaon black
3.39:1failpassfail
  • AA: use #3e68fe as the text (4.62:1)
  • AAA: use #7190fe as the text (7.12:1)
  • AA: or shift the background to #dedede (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1648fe as the background.

Brands using this color

Fonts for this mood

#1648fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1648fe
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 #1648fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1648fe-9ca0c4-df7a4e-221f2d-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