Color

#0b24fe

#0b24fe
hex#0b24fe
rgbrgb(11, 36, 254)
hslhsl(234, 99%, 52%)
oklchoklch(0.47 0.299 264.9)
Closest name: blue (#0000ff)Relative luminance 0.0849

Colors that go with #0b24fe

Charcoal, Crimson and Cobalt 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 →

#fee60b

#0b9dfe · #6c0bfe

#fe0b24 · #24fe0b

Split-complementary

Open in tool →

#fe6c0b · #9dfe0b

#fe0b9d · #fee60b · #0bfe6c

Contrast

#0b24fe as textRatioAAAA largeAAAFix
Aaon white
7.78:1passpasspassPasses AAA — no fix needed.
Aaon black
2.7:1failfailfail
  • AA: use #5264fe as the text (4.61:1)
  • AAA: use #808dfe as the text (7.16:1)
  • AA: or shift the background to #c7c7c7 (4.6:1)
  • AAA: or shift the background to #f5f5f5 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b24fe as the background.

Brands using this color

Fonts for this mood

#0b24fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b24fe
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 #0b24fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b24fe-9d9cc4-df8a4e-241f2d-e9eef1?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