Color

#170fff

#170fff
hex#170fff
rgbrgb(23, 15, 255)
hslhsl(242, 100%, 53%)
oklchoklch(0.461 0.307 265.9)
Closest name: blue (#0000ff)Relative luminance 0.0774

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f7ff0f

#0f7fff · #8f0fff

#ff170f · #0fff17

Split-complementary

Open in tool →

#ff8f0f · #7fff0f

#ff0f7f · #f7ff0f · #0fff8f

Contrast

#170fff as textRatioAAAA largeAAAFix
Aaon white
8.24:1passpasspassPasses AAA — no fix needed.
Aaon black
2.55:1failfailfail
  • AA: use #6661ff as the text (4.72:1)
  • AAA: use #8e8aff as the text (7.23:1)
  • AA: or shift the background to #c2c2c2 (4.63:1)
  • AAA: or shift the background to #ededed (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #170fff as the background.

Brands using this color

Fonts for this mood

#170fff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #170fff
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 #170fff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/170fff-a29cc4-df9e4e-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