Color

#0b70fe

#0b70fe
hex#0b70fe
rgbrgb(11, 112, 254)
hslhsl(215, 99%, 52%)
oklchoklch(0.583 0.227 259.7)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1882

Colors that go with #0b70fe

Charcoal, Crimson and Copper 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 →

#fe990b

#0beafe · #200bfe

#fe0b70 · #70fe0b

Split-complementary

Open in tool →

#fe200b · #eafe0b

#fe0bea · #fe990b · #0bfe20

Contrast

#0b70fe as textRatioAAAA largeAAAFix
Aaon white
4.41:1failpassfail
  • AA: use #066dfe as the text (4.54:1)
  • AAA: use #0151c1 as the text (7.12:1)
  • AA: or shift the background to #080808 (4.54:1)
Aaon black
4.76:1passpassfail
  • AAA: use #4d97fe as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b70fe as the background.

Brands using this color

Fonts for this mood

#0b70fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b70fe
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 #0b70fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b70fe-9ca8c4-df5d4e-201f2d-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