Color

#0648fe

#0648fe
hex#0648fe
rgbrgb(6, 72, 254)
hslhsl(224, 99%, 51%)
oklchoklch(0.512 0.271 263.8)
Closest name: C64 Blue (#003aff)Relative luminance 0.1183

Colors that go with #0648fe

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 →

#febc06

#06c4fe · #4006fe

#fe0648 · #48fe06

Split-complementary

Open in tool →

#fe4006 · #c4fe06

#fe06c4 · #febc06 · #06fe40

Contrast

#0648fe as textRatioAAAA largeAAAFix
Aaon white
6.24:1passpassfail
  • AAA: use #0140ef as the text (7.04:1)
Aaon black
3.37:1failpassfail
  • AA: use #346afe as the text (4.64:1)
  • AAA: use #6c93fe as the text (7.24:1)
  • AA: or shift the background to #dbdbdb (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0648fe as the background.

Brands using this color

Fonts for this mood

#0648fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0648fe
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 #0648fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0648fe-9ca2c4-df724e-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