Color

#150adb

#150adb
hex#150adb
rgbrgb(21, 10, 219)
hslhsl(243, 91%, 45%)
oklchoklch(0.411 0.273 266.3)
Closest name: Brutally Blue (#0022dd)Relative luminance 0.0549

Colors that go with #150adb

Charcoal, Crimson 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d1db0a

#0a68db · #7d0adb

#db150a · #0adb15

Split-complementary

Open in tool →

#db7d0a · #68db0a

#db0a68 · #d1db0a · #0adb7d

Contrast

#150adb as textRatioAAAA largeAAAFix
Aaon white
10.01:1passpasspassPasses AAA — no fix needed.
Aaon black
2.1:1failfailfail
  • AA: use #665ef7 as the text (4.51:1)
  • AAA: use #908af9 as the text (7.19:1)
  • AA: or shift the background to #b0b0b0 (4.61:1)
  • AAA: or shift the background to #d9d9d9 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #150adb 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

#150adb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #150adb
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 #150adb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/150adb-a39cc4-dfa04e-261f2d-e9edf1?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