Color

#3855fa

#3855fa
hex#3855fa
rgbrgb(56, 85, 250)
hslhsl(231, 95%, 60%)
oklchoklch(0.541 0.245 268.4)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1424

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fadd38

#38b6fa · #7c38fa

#fa3855 · #55fa38

Split-complementary

Open in tool →

#fa7c38 · #b6fa38

#fa38b6 · #fadd38 · #38fa7c

Contrast

#3855fa as textRatioAAAA largeAAAFix
Aaon white
5.46:1passpassfail
  • AAA: use #1537f9 as the text (7.13:1)
Aaon black
3.85:1failpassfail
  • AA: use #4c66fa as the text (4.59:1)
  • AAA: use #7e91fc as the text (7.34:1)
  • AA: or shift the background to #ebebeb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3855fa 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

#3855fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3855fa
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 #3855fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3855fa-9c9ec4-df834e-231f2d-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