Color

#1f8dbd

#1f8dbd
hex#1f8dbd
rgbrgb(31, 141, 189)
hslhsl(198, 72%, 43%)
oklchoklch(0.607 0.117 233.3)
Closest name: steelblue (#4682b4)Relative luminance 0.2302

Colors that go with #1f8dbd

Charcoal, Crimson and Royal 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bd4e1f

#1fbd9d · #1f3ebd

#bd1f8d · #8dbd1f

Split-complementary

Open in tool →

#bd1f3e · #bd9d1f

#9d1fbd · #bd4e1f · #3ebd1f

Contrast

#1f8dbd as textRatioAAAA largeAAAFix
Aaon white
3.75:1failpassfail
  • AA: use #1b7da7 as the text (4.63:1)
  • AAA: use #155f7f as the text (7.06:1)
  • AA: or shift the background to #1c1c1c (4.55:1)
Aaon black
5.6:1passpassfail
  • AAA: use #23a1d7 as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f8dbd 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

#1f8dbd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f8dbd
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 #1f8dbd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f8dbd-9cb3c4-df4e69-1f232d-e9f1f0?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