Color

#2c3d6d

#2c3d6d
hex#2c3d6d
rgbrgb(44, 61, 109)
hslhsl(224, 42%, 30%)
oklchoklch(0.371 0.085 267.5)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0498

Colors that go with #2c3d6d

Steel Blue, Blue and Blush Pink 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 →

#6d5b2c

#2c5e6d · #3b2c6d

#6d2c3e · #3e6d2c

Split-complementary

Open in tool →

#6d3b2c · #5e6d2c

#6d2c5e · #6d5b2c · #2c6d3b

Contrast

#2c3d6d as textRatioAAAA largeAAAFix
Aaon white
10.52:1passpasspassPasses AAA — no fix needed.
Aaon black
2:1failfailfail
  • AA: use #5873bb as the text (4.58:1)
  • AAA: use #8094cb as the text (7.02:1)
  • AA: or shift the background to #ababab (4.58:1)
  • AAA: or shift the background to #d4d4d4 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c3d6d 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

#2c3d6d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c3d6d
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 #2c3d6d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c3d6d-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