Color

#2b005c

#2b005c
hex#2b005c
rgbrgb(43, 0, 92)
hslhsl(268, 100%, 18%)
oklchoklch(0.253 0.139 294.8)
Closest name: Cotinga Purple (#340059)Relative luminance 0.0129

Tints & shades

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

Harmonies

Complementary

Open in tool →

#315c00

#00035c · #59005c

#5c2b00 · #005c2b

Split-complementary

Open in tool →

#5c5900 · #035c00

#5c0003 · #315c00 · #005c59

Contrast

#2b005c as textRatioAAAA largeAAAFix
Aaon white
16.7:1passpasspassPasses AAA — no fix needed.
Aaon black
1.26:1failfailfail
  • AA: use #9a42ff as the text (4.6:1)
  • AAA: use #b87aff as the text (7.27:1)
  • AA: or shift the background to #858585 (4.53:1)
  • AAA: or shift the background to #a8a8a8 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b005c 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

#2b005c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b005c
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 #2b005c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b005c-b39cc4-dfdc4e-2c1f2d-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