Color

#054e66

#054e66
hex#054e66
rgbrgb(5, 78, 102)
hslhsl(195, 91%, 21%)
oklchoklch(0.396 0.075 227.7)
Closest name: Raging Thunderstorm (#004f63)Relative luminance 0.0644

Tints & shades

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

Harmonies

Complementary

Open in tool →

#661d05

#05664e · #051d66

#66054e · #4e6605

Split-complementary

Open in tool →

#66051d · #664e05

#4e0566 · #661d05 · #1d6605

Contrast

#054e66 as textRatioAAAA largeAAAFix
Aaon white
9.18:1passpasspassPasses AAA — no fix needed.
Aaon black
2.29:1failfailfail
  • AA: use #087ea6 as the text (4.55:1)
  • AAA: use #0aa3d6 as the text (7.22:1)
  • AA: or shift the background to #b8b8b8 (4.63:1)
  • AAA: or shift the background to #e3e3e3 (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 #054e66 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

#054e66 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #054e66
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #054e66 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/054e66-9cb5c4-df4e70-1f242d-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