Color

#5317ee

#5317ee
hex#5317ee
rgbrgb(83, 23, 238)
hslhsl(257, 86%, 51%)
oklchoklch(0.476 0.274 280.9)
Closest name: Blustering Blue (#4411ff)Relative luminance 0.0862

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b1ee17

#1745ee · #bf17ee

#ee5317 · #17ee53

Split-complementary

Open in tool →

#eebf17 · #45ee17

#ee1745 · #b1ee17 · #17eebf

Contrast

#5317ee as textRatioAAAA largeAAAFix
Aaon white
7.71:1passpasspassPasses AAA — no fix needed.
Aaon black
2.72:1failfailfail
  • AA: use #8459f3 as the text (4.7:1)
  • AAA: use #a484f6 as the text (7.21:1)
  • AA: or shift the background to #c7c7c7 (4.56:1)
  • AAA: or shift the background to #f5f5f5 (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 #5317ee 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

#5317ee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5317ee
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 #5317ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5317ee-ac9cc4-dfc24e-291f2d-e9ebf1?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