Color

#1010fe

#1010fe
hex#1010fe
rgbrgb(16, 16, 254)
hslhsl(240, 99%, 53%)
oklchoklch(0.458 0.307 265.2)
Closest name: blue (#0000ff)Relative luminance 0.0764

Colors that go with #1010fe

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 →

#fefe10

#1087fe · #8710fe

#fe1010 · #10fe10

Split-complementary

Open in tool →

#fe8710 · #87fe10

#fe1087 · #fefe10 · #10fe87

Contrast

#1010fe as textRatioAAAA largeAAAFix
Aaon white
8.31:1passpasspassPasses AAA — no fix needed.
Aaon black
2.53:1failfailfail
  • AA: use #6262fe as the text (4.7:1)
  • AAA: use #8a8afe as the text (7.15:1)
  • AA: or shift the background to #bfbfbf (4.52:1)
  • AAA: or shift the background to #ededed (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1010fe as the background.

Brands using this color

Fonts for this mood

#1010fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1010fe
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 #1010fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1010fe-a19cc4-df994e-251f2d-e9edf1?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