Color

#15066a

#15066a
hex#15066a
rgbrgb(21, 6, 106)
hslhsl(249, 89%, 22%)
oklchoklch(0.255 0.153 273.6)
Closest name: Dying Storm Blue (#111166)Relative luminance 0.0133

Colors that go with #15066a

Charcoal, Steel Blue and Cobalt 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.

Real palettes that use #15066a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5b6a06

#06296a · #47066a

#6a1506 · #066a15

Split-complementary

Open in tool →

#6a4706 · #296a06

#6a0629 · #5b6a06 · #066a47

Contrast

#15066a as textRatioAAAA largeAAAFix
Aaon white
16.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.27:1failfailfail
  • AA: use #725bf5 as the text (4.53:1)
  • AAA: use #9887f8 as the text (7.16:1)
  • AA: or shift the background to #878787 (4.62:1)
  • AAA: or shift the background to #ababab (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #15066a 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

#15066a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #15066a
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 #15066a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/15066a-a79cc4-dfae4e-271f2d-e9ecf1?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