Color

#2c3154

#2c3154
hex#2c3154
rgbrgb(44, 49, 84)
hslhsl(233, 31%, 25%)
oklchoklch(0.326 0.062 276.2)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0337

Colors that go with #2c3154

Dark Olive Green, Sea Green and Steel 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 →

#544f2c

#2c4454 · #3b2c54

#542c31 · #31542c

Split-complementary

Open in tool →

#543b2c · #44542c

#542c44 · #544f2c · #2c543b

Contrast

#2c3154 as textRatioAAAA largeAAAFix
Aaon white
12.54:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #6971b0 as the text (4.59:1)
  • AAA: use #8d94c3 as the text (7.16:1)
  • AA: or shift the background to #9c9c9c (4.57:1)
  • AAA: or shift the background to #c2c2c2 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c3154 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

#2c3154 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c3154
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 #2c3154 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c3154-9c9cc4-df884e-241f2d-e9eef1?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