Color

#170ce4

#170ce4
hex#170ce4
rgbrgb(23, 12, 228)
hslhsl(243, 90%, 47%)
oklchoklch(0.424 0.281 266.4)
Closest name: Burning Ultrablue (#150aec)Relative luminance 0.0605

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d9e40c

#0c6de4 · #830ce4

#e4170c · #0ce417

Split-complementary

Open in tool →

#e4830c · #6de40c

#e40c6d · #d9e40c · #0ce483

Contrast

#170ce4 as textRatioAAAA largeAAAFix
Aaon white
9.51:1passpasspassPasses AAA — no fix needed.
Aaon black
2.21:1failfailfail
  • AA: use #675ff7 as the text (4.56:1)
  • AAA: use #908bf9 as the text (7.25:1)
  • AA: or shift the background to #b3b3b3 (4.53:1)
  • AAA: or shift the background to #dedede (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 #170ce4 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

#170ce4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #170ce4
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 #170ce4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/170ce4-a39cc4-dfa04e-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