Color

#261ddd

#261ddd
hex#261ddd
rgbrgb(38, 29, 221)
hslhsl(243, 77%, 49%)
oklchoklch(0.431 0.264 269.2)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0651

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d4dd1d

#1d73dd · #871ddd

#dd261d · #1ddd26

Split-complementary

Open in tool →

#dd871d · #73dd1d

#dd1d73 · #d4dd1d · #1ddd87

Contrast

#261ddd as textRatioAAAA largeAAAFix
Aaon white
9.12:1passpasspassPasses AAA — no fix needed.
Aaon black
2.3:1failfailfail
  • AA: use #6c66eb as the text (4.74:1)
  • AAA: use #8f8af0 as the text (7.06:1)
  • AA: or shift the background to #b8b8b8 (4.6:1)
  • AAA: or shift the background to #e3e3e3 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #261ddd 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

#261ddd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #261ddd
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 #261ddd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/261ddd-a39cc4-dfa04e-261f2d-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