Color

#5a2bab

#5a2bab
hex#5a2bab
rgbrgb(90, 43, 171)
hslhsl(262, 60%, 42%)
oklchoklch(0.431 0.189 293.6)
Closest name: rebeccapurple (#663399)Relative luminance 0.0684

Colors that go with #5a2bab

Royal Blue, Crimson and Denim lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7cab2b

#2b3cab · #9a2bab

#ab5a2b · #2bab5a

Split-complementary

Open in tool →

#ab9a2b · #3cab2b

#ab2b3c · #7cab2b · #2bab9a

Contrast

#5a2bab as textRatioAAAA largeAAAFix
Aaon white
8.87:1passpasspassPasses AAA — no fix needed.
Aaon black
2.37:1failfailfail
  • AA: use #895cd6 as the text (4.57:1)
  • AAA: use #a685e0 as the text (7.05:1)
  • AA: or shift the background to #bababa (4.57:1)
  • AAA: or shift the background to #e6e6e6 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5a2bab 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

#5a2bab reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5a2bab
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #5a2bab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5a2bab-af9cc4-dfce4e-2a1f2d-e9eaf1?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