Color

#5b02bb

#5b02bb
hex#5b02bb
rgbrgb(91, 2, 187)
hslhsl(269, 98%, 37%)
oklchoklch(0.42 0.231 293.4)
Closest name: Blurple (#5539cc)Relative luminance 0.0586

Tints & shades

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

Harmonies

Complementary

Open in tool →

#61bb02

#0205bb · #b802bb

#bb5b02 · #02bb5b

Split-complementary

Open in tool →

#bbb802 · #05bb02

#bb0205 · #61bb02 · #02bbb8

Contrast

#5b02bb as textRatioAAAA largeAAAFix
Aaon white
9.67:1passpasspassPasses AAA — no fix needed.
Aaon black
2.17:1failfailfail
  • AA: use #9b3ffd as the text (4.52:1)
  • AAA: use #b877fe as the text (7.11:1)
  • AA: or shift the background to #b3b3b3 (4.61:1)
  • AAA: or shift the background to #dedede (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5b02bb 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

#5b02bb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5b02bb
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 #5b02bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b02bb-b49cc4-cbcb62-2c1f2d-e9e9f1?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