Color

#648ab4

#648ab4
hex#648ab4
rgbrgb(100, 138, 180)
hslhsl(212, 35%, 55%)
oklchoklch(0.622 0.077 251.5)
Closest name: Bay View (#6a819e)Relative luminance 0.2418

Colors that go with #648ab4

Charcoal, Copper 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 →

#b48f64

#64b2b4 · #6764b4

#b4648a · #8ab464

Split-complementary

Open in tool →

#b46764 · #b2b464

#b464b2 · #b48f64 · #64b467

Contrast

#648ab4 as textRatioAAAA largeAAAFix
Aaon white
3.6:1failpassfail
  • AA: use #5078a5 as the text (4.59:1)
  • AAA: use #3c5a7c as the text (7.13:1)
  • AA: or shift the background to #1f1f1f (4.58:1)
Aaon black
5.84:1passpassfail
  • AAA: use #7999be as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #648ab4 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

#648ab4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #648ab4
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 #648ab4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/648ab4-9caac4-df564e-1f202d-e9f1f1?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