Color

#051918

#051918
hex#051918
rgbrgb(5, 25, 24)
hslhsl(177, 67%, 6%)
oklchoklch(0.196 0.027 190.9)
Closest name: Black Stallion (#0e191c)Relative luminance 0.0079

Colors that go with #051918

Charcoal, Amber and 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 →

#1a0506

#051a0e · #05101a

#19051a · #1a1905

Split-complementary

Open in tool →

#1a0510 · #1a0e05

#0e051a · #1a0506 · #101a05

Contrast

#051918 as textRatioAAAA largeAAAFix
Aaon white
18.12:1passpasspassPasses AAA — no fix needed.
Aaon black
1.16:1failfailfail
  • AA: use #1a847f as the text (4.65:1)
  • AAA: use #21a69f as the text (7.02:1)
  • AA: or shift the background to #808080 (4.59:1)
  • AAA: or shift the background to #a1a1a1 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #051918 as the background.

Brands using this color

Fonts for this mood

#051918 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #051918
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 #051918 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/051918-a2bcbe-d4599b-1f282d-e9f1ed?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