Color

#1e101d

#1e101d
hex#1e101d
rgbrgb(30, 16, 29)
hslhsl(304, 30%, 9%)
oklchoklch(0.199 0.033 329.2)
Closest name: Shot in the Dark (#1d0d1d)Relative luminance 0.0074

Colors that go with #1e101d

Charcoal, Dark Olive Green 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 →

#101e11

#18101e · #1e1016

#1d1e10 · #101d1e

Split-complementary

Open in tool →

#161e10 · #101e18

#1e1810 · #101e11 · #10161e

Contrast

#1e101d as textRatioAAAA largeAAAFix
Aaon white
18.31:1passpasspassPasses AAA — no fix needed.
Aaon black
1.15:1failfailfail
  • AA: use #a659a1 as the text (4.56:1)
  • AAA: use #bd84b9 as the text (7.16:1)
  • AA: or shift the background to #808080 (4.64:1)
  • AAA: or shift the background to #a1a1a1 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e101d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1e101d reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e101d
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 #1e101d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e101d-c19fba-8ecb62-2d1f26-eee9f1?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