Color

#0c4d64

#0c4d64
hex#0c4d64
rgbrgb(12, 77, 100)
hslhsl(196, 79%, 22%)
oklchoklch(0.394 0.072 227.9)
Closest name: Raging Thunderstorm (#004f63)Relative luminance 0.0631

Colors that go with #0c4d64

Crimson, Royal Blue 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 →

#64230c

#0c6450 · #0c2064

#640c4d · #4d640c

Split-complementary

Open in tool →

#640c20 · #64500c

#500c64 · #64230c · #20640c

Contrast

#0c4d64 as textRatioAAAA largeAAAFix
Aaon white
9.29:1passpasspassPasses AAA — no fix needed.
Aaon black
2.26:1failfailfail
  • AA: use #137ea4 as the text (4.55:1)
  • AAA: use #19a1d2 as the text (7.07:1)
  • AA: or shift the background to #b5b5b5 (4.53:1)
  • AAA: or shift the background to #e0e0e0 (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 #0c4d64 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

#0c4d64 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0c4d64
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 #0c4d64 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0c4d64-9cb5c4-df4e6e-1f232d-e9f1ef?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