Color

#05166b

#05166b
hex#05166b
rgbrgb(5, 22, 107)
hslhsl(230, 91%, 22%)
oklchoklch(0.268 0.146 265.5)
Closest name: Dying Storm Blue (#111166)Relative luminance 0.0167

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6b5a05

#05496b · #27056b

#6b0516 · #166b05

Split-complementary

Open in tool →

#6b2705 · #496b05

#6b0549 · #6b5a05 · #056b27

Contrast

#05166b as textRatioAAAA largeAAAFix
Aaon white
15.75:1passpasspassPasses AAA — no fix needed.
Aaon black
1.33:1failfailfail
  • AA: use #4b67f7 as the text (4.58:1)
  • AAA: use #7b90f9 as the text (7.2:1)
  • AA: or shift the background to #8a8a8a (4.56:1)
  • AAA: or shift the background to #adadad (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #05166b 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

#05166b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #05166b
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 #05166b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05166b-9c9ec4-df814e-231f2d-e9eef1?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