Color

#1b0c6e

#1b0c6e
hex#1b0c6e
rgbrgb(27, 12, 110)
hslhsl(249, 80%, 24%)
oklchoklch(0.27 0.152 275.9)
Closest name: Child of the Night (#220077)Relative luminance 0.0162

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5f6e0c

#0c2f6e · #4c0c6e

#6e1b0c · #0c6e1b

Split-complementary

Open in tool →

#6e4c0c · #2f6e0c

#6e0c2f · #5f6e0c · #0c6e4c

Contrast

#1b0c6e as textRatioAAAA largeAAAFix
Aaon white
15.86:1passpasspassPasses AAA — no fix needed.
Aaon black
1.32:1failfailfail
  • AA: use #745eed as the text (4.57:1)
  • AAA: use #9888f2 as the text (7.14:1)
  • AA: or shift the background to #8a8a8a (4.59:1)
  • AAA: or shift the background to #adadad (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1b0c6e 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

#1b0c6e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1b0c6e
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 #1b0c6e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1b0c6e-a79cc4-dfae4e-271f2d-e9ecf1?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