Color

#1906ef

#1906ef
hex#1906ef
rgbrgb(25, 6, 239)
hslhsl(245, 95%, 48%)
oklchoklch(0.437 0.293 266.4)
Closest name: Burning Ultrablue (#150aec)Relative luminance 0.0657

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dbef06

#0667ef · #8e06ef

#ef1a06 · #06ef1a

Split-complementary

Open in tool →

#ef8e06 · #67ef06

#ef0667 · #dbef06 · #06ef8e

Contrast

#1906ef as textRatioAAAA largeAAAFix
Aaon white
9.08:1passpasspassPasses AAA — no fix needed.
Aaon black
2.31:1failfailfail
  • AA: use #6d60fb as the text (4.72:1)
  • AAA: use #9188fc as the text (7.13:1)
  • AA: or shift the background to #b8b8b8 (4.58:1)
  • AAA: or shift the background to #e3e3e3 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1906ef as the background.

Brands using this color

Fonts for this mood

#1906ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1906ef
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 #1906ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1906ef-a49cc4-dfa54e-261f2d-e9ecf1?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