Color

#06181e

#06181e
hex#06181e
rgbrgb(6, 24, 30)
hslhsl(195, 67%, 7%)
oklchoklch(0.197 0.027 222)
Closest name: Black Stallion (#0e191c)Relative luminance 0.0079

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#1e0c06

#061e18 · #060c1e

#1e0618 · #181e06

Split-complementary

Open in tool →

#1e060c · #1e1806

#18061e · #1e0c06 · #0c1e06

Contrast

#06181e as textRatioAAAA largeAAAFix
Aaon white
18.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.16:1failfailfail
  • AA: use #1f7e9e as the text (4.54:1)
  • AAA: use #28a3cc as the text (7.2:1)
  • AA: or shift the background to #808080 (4.6:1)
  • AAA: or shift the background to #a1a1a1 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #06181e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#06181e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #06181e
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #06181e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/06181e-9cb5c4-df4e70-1f242d-e9f1ef?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