Color

#054348

#054348
hex#054348
rgbrgb(5, 67, 72)
hslhsl(184, 87%, 15%)
oklchoklch(0.35 0.057 203.6)
Closest name: Rich Black (#004040)Relative luminance 0.0451

Colors that go with #054348

Crimson, Steel Blue and Teal 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 →

#480905

#05482b · #052248

#480543 · #434805

Split-complementary

Open in tool →

#480522 · #482b05

#2b0548 · #480905 · #224805

Contrast

#054348 as textRatioAAAA largeAAAFix
Aaon white
11.04:1passpasspassPasses AAA — no fix needed.
Aaon black
1.9:1failfailfail
  • AA: use #0a828a as the text (4.57:1)
  • AAA: use #0ca5b0 as the text (7.02:1)
  • AA: or shift the background to #a6a6a6 (4.53:1)
  • AAA: or shift the background to #cfcfcf (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #054348 as the background.

Brands using this color

Fonts for this mood

#054348 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #054348
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 #054348 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/054348-a2b9be-df4e8a-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