Color

#0c645f

#0c645f
hex#0c645f
rgbrgb(12, 100, 95)
hslhsl(177, 79%, 22%)
oklchoklch(0.455 0.076 188.7)
Closest name: Mosque (#005f5b)Relative luminance 0.1002

Colors that go with #0c645f

Crimson, Blue and Cadet 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.

Real palettes that use #0c645f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#640c10

#0c6434 · #0c3d64

#600c64 · #64600c

Split-complementary

Open in tool →

#640c3d · #64340c

#340c64 · #640c10 · #3d640c

Contrast

#0c645f as textRatioAAAA largeAAAFix
Aaon white
6.99:1passpassfail
  • AAA: use #0b605c as the text (7.39:1)
Aaon black
3:1failpassfail
  • AA: use #10847f as the text (4.63:1)
  • AAA: use #14a9a1 as the text (7.22:1)
  • AA: or shift the background to #d1d1d1 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0c645f as the background.

Brands using this color

Fonts for this mood

#0c645f reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0c645f
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 #0c645f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0c645f-a2bcbe-d4599b-1f282d-e9f1ed?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