Color

#1f26ff

#1f26ff
hex#1f26ff
rgbrgb(31, 38, 255)
hslhsl(238, 100%, 56%)
oklchoklch(0.477 0.296 266.8)
Closest name: C64 Blue (#003aff)Relative luminance 0.089

Colors that go with #1f26ff

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 →

#fff81f

#1f96ff · #871fff

#ff1f26 · #26ff1f

Split-complementary

Open in tool →

#ff871f · #96ff1f

#ff1f96 · #fff81f · #1fff87

Contrast

#1f26ff as textRatioAAAA largeAAAFix
Aaon white
7.56:1passpasspassPasses AAA — no fix needed.
Aaon black
2.78:1failfailfail
  • AA: use #5c61ff as the text (4.61:1)
  • AAA: use #8589ff as the text (7.02:1)
  • AA: or shift the background to #c9c9c9 (4.56:1)
  • AAA: or shift the background to #f7f7f7 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f26ff as the background.

Brands using this color

Fonts for this mood

#1f26ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f26ff
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 #1f26ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f26ff-9f9cc4-df944e-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