Color

#1d0daf

#1d0daf
hex#1d0daf
rgbrgb(29, 13, 175)
hslhsl(246, 86%, 37%)
oklchoklch(0.357 0.225 269.7)
Closest name: Dark Galaxy (#0018a8)Relative luminance 0.0364

Colors that go with #1d0daf

Charcoal, Crimson and Steel Blue 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 →

#9faf0d

#0d4eaf · #6f0daf

#af1d0d · #0daf1d

Split-complementary

Open in tool →

#af6f0d · #4eaf0d

#af0d4e · #9faf0d · #0daf6f

Contrast

#1d0daf as textRatioAAAA largeAAAFix
Aaon white
12.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #6d5ef3 as the text (4.55:1)
  • AAA: use #9388f6 as the text (7.09:1)
  • AA: or shift the background to #9e9e9e (4.53:1)
  • 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 #1d0daf 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

#1d0daf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d0daf
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 #1d0daf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d0daf-a59cc4-dfa74e-271f2d-e9ecf1?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