Color

#19006b

#19006b
hex#19006b
rgbrgb(25, 0, 107)
hslhsl(254, 100%, 21%)
oklchoklch(0.253 0.158 276.3)
Closest name: Blackmail (#220066)Relative luminance 0.0127

Colors that go with #19006b

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 #19006b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#526b00

#001d6b · #4f006b

#6b1900 · #006b19

Split-complementary

Open in tool →

#6b4f00 · #1d6b00

#6b001d · #526b00 · #006b4f

Contrast

#19006b as textRatioAAAA largeAAAFix
Aaon white
16.75:1passpasspassPasses AAA — no fix needed.
Aaon black
1.25:1failfailfail
  • AA: use #7e57ff as the text (4.69:1)
  • AAA: use #a185ff as the text (7.31:1)
  • AA: or shift the background to #858585 (4.54:1)
  • AAA: or shift the background to #a8a8a8 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #19006b 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

#19006b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #19006b
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 #19006b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/19006b-aa9cc4-dfbb4e-291f2d-e9ebf1?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