Color

#648afc

#648afc
hex#648afc
rgbrgb(100, 138, 252)
hslhsl(225, 96%, 69%)
oklchoklch(0.661 0.174 267.6)
Closest name: Orchid (#7a81ff)Relative luminance 0.2791

Colors that go with #648afc

Tomato, Amber and Blue 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 →

#fcd664

#64d6fc · #8a64fc

#fc648a · #8afc64

Split-complementary

Open in tool →

#fc8a64 · #d6fc64

#fc64d6 · #fcd664 · #64fc8a

Contrast

#648afc as textRatioAAAA largeAAAFix
Aaon white
3.19:1failpassfail
  • AA: use #3768fb as the text (4.63:1)
  • AAA: use #0540f0 as the text (7:1)
  • AA: or shift the background to #292929 (4.56:1)
Aaon black
6.58:1passpassfail
  • AAA: use #6e92fc as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #648afc as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#648afc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #648afc
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 #648afc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/648afc-9ca1c4-df754e-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