Color

#1e003d

#1e003d
hex#1e003d
rgbrgb(30, 0, 61)
hslhsl(270, 100%, 12%)
oklchoklch(0.198 0.106 299)
Closest name: Your Darkness (#220044)Relative luminance 0.0061

Colors that go with #1e003d

Charcoal, Royal Blue and Sea Green 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 →

#1f3d00

#00003d · #3d003d

#3d1f00 · #003d1f

Split-complementary

Open in tool →

#3d3d00 · #003d00

#3d0000 · #1f3d00 · #003d3d

Contrast

#1e003d as textRatioAAAA largeAAAFix
Aaon white
18.71:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #9e3dff as the text (4.57:1)
  • AAA: use #ba75ff as the text (7.08:1)
  • AA: or shift the background to #7d7d7d (4.54:1)
  • AAA: or shift the background to #a1a1a1 (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e003d 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

#1e003d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e003d
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 #1e003d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e003d-b59cc4-c9cb62-2c1f2d-eae9f1?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