Color

#1391c3

#1391c3
hex#1391c3
rgbrgb(19, 145, 195)
hslhsl(197, 82%, 42%)
oklchoklch(0.618 0.123 232.7)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.2433

Colors that go with #1391c3

Charcoal, Red 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 →

#c34513

#13c39d · #1339c3

#c31391 · #91c313

Split-complementary

Open in tool →

#c31339 · #c39d13

#9d13c3 · #c34513 · #39c313

Contrast

#1391c3 as textRatioAAAA largeAAAFix
Aaon white
3.58:1failpassfail
  • AA: use #117ca7 as the text (4.7:1)
  • AAA: use #0c5d7d as the text (7.3:1)
  • AA: or shift the background to #1f1f1f (4.6:1)
Aaon black
5.87:1passpassfail
  • AAA: use #16a2da as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1391c3 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

#1391c3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1391c3
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 #1391c3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1391c3-9cb4c4-df4e6b-1f232d-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