Color

#19949f

#19949f
hex#19949f
rgbrgb(25, 148, 159)
hslhsl(185, 73%, 36%)
oklchoklch(0.61 0.099 204.6)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2389

Colors that go with #19949f

Charcoal, Copper 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.

Real palettes that use #19949f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9f2419

#199f67 · #19519f

#9f1994 · #949f19

Split-complementary

Open in tool →

#9f1951 · #9f6719

#67199f · #9f2419 · #519f19

Contrast

#19949f as textRatioAAAA largeAAAFix
Aaon white
3.63:1failpassfail
  • AA: use #16838d as the text (4.5:1)
  • AAA: use #11626a as the text (7.05:1)
  • AA: or shift the background to #1f1f1f (4.54:1)
Aaon black
5.78:1passpassfail
  • AAA: use #1ca8b5 as the text (7.32:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #19949f 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

#19949f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #19949f
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 #19949f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/19949f-a2b8be-df4e88-1f262d-e9f1ee?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