Color

#064951

#064951
hex#064951
rgbrgb(6, 73, 81)
hslhsl(186, 86%, 17%)
oklchoklch(0.372 0.061 207.8)
Closest name: Cold and Dark (#154250)Relative luminance 0.054

Colors that go with #064951

Crimson, Steel 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 →

#510e06

#065133 · #062451

#510649 · #495106

Split-complementary

Open in tool →

#510624 · #513306

#330651 · #510e06 · #245106

Contrast

#064951 as textRatioAAAA largeAAAFix
Aaon white
10.1:1passpasspassPasses AAA — no fix needed.
Aaon black
2.08:1failfailfail
  • AA: use #0b818e as the text (4.54:1)
  • AAA: use #0ea8b9 as the text (7.32:1)
  • AA: or shift the background to #b0b0b0 (4.66:1)
  • AAA: or shift the background to #d9d9d9 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #064951 as the background.

Brands using this color

Fonts for this mood

#064951 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #064951
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 #064951 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/064951-a2b8be-df4e86-1f262d-e9f1ee?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