Color

#131019

#131019
hex#131019
rgbrgb(19, 16, 25)
hslhsl(260, 22%, 8%)
oklchoklch(0.181 0.019 299.8)
Closest name: Midnight Edition (#0c121b)Relative luminance 0.0058

Tints & shades

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

Harmonies

Complementary

Open in tool →

#161910

#101119 · #171019

#191310 · #101913

Split-complementary

Open in tool →

#191710 · #111910

#191011 · #161910 · #101917

Contrast

#131019 as textRatioAAAA largeAAAFix
Aaon white
18.82:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #7e6da2 as the text (4.6:1)
  • AAA: use #9c8fb7 as the text (7.03:1)
  • AA: or shift the background to #7d7d7d (4.57:1)
  • AAA: or shift the background to #9e9e9e (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 #131019 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#131019 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #131019
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 #131019 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/131019-ae9cc4-dfc94e-2a1f2d-e9ebf1?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