Color

#3011a2

#3011a2
hex#3011a2
rgbrgb(48, 17, 162)
hslhsl(253, 81%, 35%)
oklchoklch(0.356 0.204 277.9)
Closest name: Dramatic Blue (#240093)Relative luminance 0.0364

Colors that go with #3011a2

Steel Blue, 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 →

#82a211

#113aa2 · #7911a2

#a23011 · #11a230

Split-complementary

Open in tool →

#a27911 · #3aa211

#a2113a · #82a211 · #11a279

Contrast

#3011a2 as textRatioAAAA largeAAAFix
Aaon white
12.16:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #7d5dee as the text (4.67:1)
  • AAA: use #9e87f2 as the text (7.2:1)
  • AA: or shift the background to #9e9e9e (4.54:1)
  • AAA: or shift the background to #c7c7c7 (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 #3011a2 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

#3011a2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3011a2
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 #3011a2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3011a2-a99cc4-dfb84e-281f2d-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