brandsweets

Color

#0101f4

#0101f4
hex#0101f4
rgbrgb(1, 1, 244)
hslhsl(240, 99%, 48%)
oklchoklch(0.438 0.303 264.1)
Closest name: Burning Ultrablue (#150aec)Relative luminance 0.0656
CoolVividTechnicalModern
Open in palette toolCheck contrastWhat goes with it ↓

Colors that go with #0101f4

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.

Real palettes that use #0101f4

Activision· brandAlaska Airlines· brandBBC· brandBinance· brand

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →
0101f4f4f401

#f4f401

Analogous

Open in tool →
0101f4017af47a01f4

#017af4 · #7a01f4

Triadic

Open in tool →
0101f4f4010101f401

#f40101 · #01f401

Split-complementary

Open in tool →
0101f4f47a017af401

#f47a01 · #7af401

Tetradic

Open in tool →
0101f4f4017af4f40101f47a

#f4017a · #f4f401 · #01f47a

Contrast

#0101f4 as textRatioAAAA largeAAAFix
Aaon white
9.08:1passpasspassPasses AAA — no fix needed.
Aaon black
2.31:1failfailfail
  • AA: use #6262fe as the text (4.7:1)
  • AAA: use #8a8afe as the text (7.15:1)
  • AA: or shift the background to #b8b8b8 (4.58:1)
  • AAA: or shift the background to #e3e3e3 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0101f4 as the background.

Brands using this color

Fonts for this mood

#0101f4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

Technical fonts →Modern fonts →
mcpConnect your agent — build around #0101f4
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 #0101f4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0101f4-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