Color

#1391b4

#1391b4
hex#1391b4
rgbrgb(19, 145, 180)
hslhsl(193, 81%, 39%)
oklchoklch(0.611 0.111 223.6)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2368

Colors that go with #1391b4

Charcoal, Crimson and Amber 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 →

#b43613

#13b486 · #1341b4

#b41391 · #91b413

Split-complementary

Open in tool →

#b41341 · #b48613

#8613b4 · #b43613 · #41b413

Contrast

#1391b4 as textRatioAAAA largeAAAFix
Aaon white
3.66:1failpassfail
  • AA: use #107e9d as the text (4.67:1)
  • AAA: use #0d6178 as the text (7:1)
  • AA: or shift the background to #1f1f1f (4.5:1)
Aaon black
5.74:1passpassfail
  • AAA: use #15a4cb as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1391b4 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#1391b4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1391b4
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 #1391b4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1391b4-a2b5be-df4e75-1f242d-e9f1ef?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