Color

#1506ea

#1506ea
hex#1506ea
rgbrgb(21, 6, 234)
hslhsl(244, 95%, 47%)
oklchoklch(0.43 0.289 266)
Closest name: Burning Ultrablue (#150aec)Relative luminance 0.0623

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dbea06

#0669ea · #8706ea

#ea1506 · #06ea15

Split-complementary

Open in tool →

#ea8706 · #69ea06

#ea0669 · #dbea06 · #06ea87

Contrast

#1506ea as textRatioAAAA largeAAAFix
Aaon white
9.35:1passpasspassPasses AAA — no fix needed.
Aaon black
2.25:1failfailfail
  • AA: use #6a60fb as the text (4.68:1)
  • AAA: use #8f88fc as the text (7.1:1)
  • AA: or shift the background to #b5b5b5 (4.56:1)
  • AAA: or shift the background to #e0e0e0 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1506ea as the background.

Brands using this color

Fonts for this mood

#1506ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1506ea
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 #1506ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1506ea-a39cc4-dfa24e-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