Color

#1e00ff

#1e00ff
hex#1e00ff
rgbrgb(30, 0, 255)
hslhsl(247, 100%, 50%)
oklchoklch(0.458 0.309 266.8)
Closest name: blue (#0000ff)Relative luminance 0.075

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e1ff00

#0062ff · #9d00ff

#ff1e00 · #00ff1e

Split-complementary

Open in tool →

#ff9d00 · #62ff00

#ff0062 · #e1ff00 · #00ff9d

Contrast

#1e00ff as textRatioAAAA largeAAAFix
Aaon white
8.4:1passpasspassPasses AAA — no fix needed.
Aaon black
2.5:1failfailfail
  • AA: use #6f5cff as the text (4.65:1)
  • AAA: use #9385ff as the text (7.04:1)
  • AA: or shift the background to #bfbfbf (4.57:1)
  • AAA: or shift the background to #ebebeb (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e00ff as the background.

Brands using this color

Fonts for this mood

#1e00ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e00ff
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 #1e00ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e00ff-a59cc4-dfaa4e-271f2d-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