Color

#2d556c

#2d556c
hex#2d556c
rgbrgb(45, 85, 108)
hslhsl(202, 41%, 30%)
oklchoklch(0.43 0.059 235.6)
Closest name: Bluedgeons (#324c64)Relative luminance 0.0814

Colors that go with #2d556c

Royal Blue, Sienna 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 →

#6c442d

#2d6c64 · #2d356c

#6c2d55 · #556c2d

Split-complementary

Open in tool →

#6c2d35 · #6c642d

#642d6c · #6c442d · #356c2d

Contrast

#2d556c as textRatioAAAA largeAAAFix
Aaon white
7.99:1passpasspassPasses AAA — no fix needed.
Aaon black
2.63:1failfailfail
  • AA: use #427c9e as the text (4.61:1)
  • AAA: use #649dbe as the text (7.11:1)
  • AA: or shift the background to #c4c4c4 (4.58:1)
  • AAA: or shift the background to #f0f0f0 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d556c 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

#2d556c reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d556c
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 #2d556c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d556c-9cb1c4-df4e5f-1f222d-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