Color

#2d648b

#2d648b
hex#2d648b
rgbrgb(45, 100, 139)
hslhsl(205, 51%, 36%)
oklchoklch(0.484 0.086 242.3)
Closest name: Blue Velvet (#0d6183)Relative luminance 0.1154

Colors that go with #2d648b

Charcoal, Royal Blue and Sienna 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.

Real palettes that use #2d648b

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#8b542d

#2d8b83 · #2d358b

#8b2d64 · #648b2d

Split-complementary

Open in tool →

#8b2d35 · #8b832d

#832d8b · #8b542d · #358b2d

Contrast

#2d648b as textRatioAAAA largeAAAFix
Aaon white
6.35:1passpassfail
  • AAA: use #295b7f as the text (7.25:1)
Aaon black
3.31:1failpassfail
  • AA: use #377aa9 as the text (4.52:1)
  • AAA: use #5d9dcb as the text (7.15:1)
  • AA: or shift the background to #dbdbdb (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d648b as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2d648b reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d648b
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 #2d648b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d648b-9cafc4-df4e58-1f212d-e9f1f0?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