Color

#1c2136

#1c2136
hex#1c2136
rgbrgb(28, 33, 54)
hslhsl(228, 32%, 16%)
oklchoklch(0.254 0.04 273)
Closest name: Eclipse Elixir (#1f2133)Relative luminance 0.016

Colors that go with #1c2136

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 →

#36311c

#1c2e36 · #241c36

#361c21 · #21361c

Split-complementary

Open in tool →

#36241c · #2e361c

#361c2e · #36311c · #1c3624

Contrast

#1c2136 as textRatioAAAA largeAAAFix
Aaon white
15.91:1passpasspassPasses AAA — no fix needed.
Aaon black
1.32:1failfailfail
  • AA: use #6473af as the text (4.61:1)
  • AAA: use #8995c2 as the text (7.14:1)
  • AA: or shift the background to #8a8a8a (4.61:1)
  • AAA: or shift the background to #adadad (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 #1c2136 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1c2136 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1c2136
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 #1c2136 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1c2136-9c9fc4-df7c4e-231f2d-e9eff1?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