Color

#0b44fe

#0b44fe
hex#0b44fe
rgbrgb(11, 68, 254)
hslhsl(226, 99%, 52%)
oklchoklch(0.507 0.275 264.2)
Closest name: C64 Blue (#003aff)Relative luminance 0.1136

Colors that go with #0b44fe

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 →

#fec50b

#0bbdfe · #4c0bfe

#fe0b44 · #44fe0b

Split-complementary

Open in tool →

#fe4c0b · #bdfe0b

#fe0bbd · #fec50b · #0bfe4c

Contrast

#0b44fe as textRatioAAAA largeAAAFix
Aaon white
6.42:1passpassfail
  • AAA: use #013bf9 as the text (7.01:1)
Aaon black
3.27:1failpassfail
  • AA: use #3967fe as the text (4.55:1)
  • AAA: use #7192fe as the text (7.24:1)
  • AA: or shift the background to #d9d9d9 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b44fe as the background.

Brands using this color

Fonts for this mood

#0b44fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b44fe
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 #0b44fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b44fe-9ca1c4-df774e-221f2d-e9eff1?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