Color

#10111e

#10111e
hex#10111e
rgbrgb(16, 17, 30)
hslhsl(236, 30%, 9%)
oklchoklch(0.184 0.027 280)
Closest name: Corbeau (#111122)Relative luminance 0.006

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1e1d10

#10181e · #16101e

#1e1011 · #111e10

Split-complementary

Open in tool →

#1e1610 · #181e10

#1e1018 · #1e1d10 · #101e16

Contrast

#10111e as textRatioAAAA largeAAAFix
Aaon white
18.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #6d72b0 as the text (4.68:1)
  • AAA: use #8e92c2 as the text (7.04:1)
  • AA: or shift the background to #7d7d7d (4.55:1)
  • AAA: or shift the background to #a1a1a1 (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #10111e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#10111e reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #10111e
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 #10111e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/10111e-9e9cc4-df8f4e-241f2d-e9eef1?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