Color

#0156f4

#0156f4
hex#0156f4
rgbrgb(1, 86, 244)
hslhsl(219, 99%, 48%)
oklchoklch(0.524 0.246 262.2)
Closest name: Blue Ribbon (#0066ff)Relative luminance 0.1319

Colors that go with #0156f4

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 →

#f49f01

#01cff4 · #2601f4

#f40156 · #56f401

Split-complementary

Open in tool →

#f42601 · #cff401

#f401cf · #f49f01 · #01f426

Contrast

#0156f4 as textRatioAAAA largeAAAFix
Aaon white
5.77:1passpassfail
  • AAA: use #014bd5 as the text (7.07:1)
Aaon black
3.64:1failpassfail
  • AA: use #1b6afe as the text (4.54:1)
  • AAA: use #5d95fe as the text (7.2:1)
  • AA: or shift the background to #e6e6e6 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0156f4 as the background.

Brands using this color

Fonts for this mood

#0156f4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0156f4
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 #0156f4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0156f4-9ca5c4-df664e-211f2d-e9f0f1?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