Color

#10124c

#10124c
hex#10124c
rgbrgb(16, 18, 76)
hslhsl(238, 65%, 18%)
oklchoklch(0.229 0.104 273.1)
Closest name: Deadly Depths (#111144)Relative luminance 0.0106

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4c4a10

#10304c · #2c104c

#4c1012 · #124c10

Split-complementary

Open in tool →

#4c2c10 · #304c10

#4c1030 · #4c4a10 · #104c2c

Contrast

#10124c as textRatioAAAA largeAAAFix
Aaon white
17.31:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #6367de as the text (4.53:1)
  • AAA: use #8d90e7 as the text (7.28:1)
  • AA: or shift the background to #828282 (4.51:1)
  • AAA: or shift the background to #a6a6a6 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #10124c as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#10124c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #10124c
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 #10124c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/10124c-9f9cc4-df944e-251f2d-e9edf1?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