Color

#1600db

#1600db
hex#1600db
rgbrgb(22, 0, 219)
hslhsl(246, 100%, 43%)
oklchoklch(0.407 0.276 266.4)
Closest name: Brutally Blue (#0022dd)Relative luminance 0.0529

Colors that go with #1600db

Charcoal, Cobalt Blue and Crimson 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 →

#c5db00

#0058db · #8400db

#db1600 · #00db16

Split-complementary

Open in tool →

#db8400 · #58db00

#db0058 · #c5db00 · #00db84

Contrast

#1600db as textRatioAAAA largeAAAFix
Aaon white
10.21:1passpasspassPasses AAA — no fix needed.
Aaon black
2.06:1failfailfail
  • AA: use #6c5cff as the text (4.61:1)
  • AAA: use #9185ff as the text (7:1)
  • AA: or shift the background to #adadad (4.55:1)
  • AAA: or shift the background to #d6d6d6 (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 #1600db 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

#1600db reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1600db
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 #1600db and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1600db-a59cc4-dfa74e-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