Color

#263ff7

#263ff7
hex#263ff7
rgbrgb(38, 63, 247)
hslhsl(233, 93%, 56%)
oklchoklch(0.498 0.267 267.2)
Closest name: C64 Blue (#003aff)Relative luminance 0.1068

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f7df26

#26a7f7 · #7626f7

#f7263f · #3ff726

Split-complementary

Open in tool →

#f77626 · #a7f726

#f726a7 · #f7df26 · #26f776

Contrast

#263ff7 as textRatioAAAA largeAAAFix
Aaon white
6.7:1passpassfail
  • AAA: use #1d36f7 as the text (7.18:1)
Aaon black
3.14:1failpassfail
  • AA: use #5366f9 as the text (4.64:1)
  • AAA: use #7f8dfa as the text (7.09:1)
  • AA: or shift the background to #d4d4d4 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #263ff7 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#263ff7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #263ff7
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #263ff7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/263ff7-9c9cc4-df884e-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