Color

#05508a

#05508a
hex#05508a
rgbrgb(5, 80, 138)
hslhsl(206, 93%, 28%)
oklchoklch(0.424 0.116 249.7)
Closest name: Beyond the Sea (#005784)Relative luminance 0.076

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8a3f05

#058a81 · #050e8a

#8a0550 · #508a05

Split-complementary

Open in tool →

#8a050e · #8a8105

#81058a · #8a3f05 · #0e8a05

Contrast

#05508a as textRatioAAAA largeAAAFix
Aaon white
8.33:1passpasspassPasses AAA — no fix needed.
Aaon black
2.52:1failfailfail
  • AA: use #0778cf as the text (4.6:1)
  • AAA: use #229af7 as the text (7.03:1)
  • AA: or shift the background to #bfbfbf (4.53:1)
  • AAA: or shift the background to #ededed (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #05508a 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

#05508a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #05508a
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 #05508a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05508a-9caec4-df4e56-1f212d-e9f1f1?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