Color

#33058a

#33058a
hex#33058a
rgbrgb(51, 5, 138)
hslhsl(261, 93%, 28%)
oklchoklch(0.322 0.183 284.7)
Closest name: Dramatic Blue (#240093)Relative luminance 0.0265

Colors that go with #33058a

Royal Blue, Cobalt Blue and Crimson 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 →

#5b8a05

#05198a · #76058a

#8a3305 · #058a33

Split-complementary

Open in tool →

#8a7605 · #198a05

#8a0519 · #5b8a05 · #058a76

Contrast

#33058a as textRatioAAAA largeAAAFix
Aaon white
13.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.53:1failfailfail
  • AA: use #8a4ef9 as the text (4.54:1)
  • AAA: use #aa7ffa as the text (7.13:1)
  • AA: or shift the background to #949494 (4.53:1)
  • AAA: or shift the background to #bababa (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 #33058a 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

#33058a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #33058a
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 #33058a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33058a-af9cc4-dfcb4e-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