Color

#131eae

#131eae
hex#131eae
rgbrgb(19, 30, 174)
hslhsl(236, 80%, 38%)
oklchoklch(0.367 0.216 266.9)
Closest name: Dark Galaxy (#0018a8)Relative luminance 0.0412

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aea413

#136bae · #5713ae

#ae131e · #1eae13

Split-complementary

Open in tool →

#ae5713 · #6bae13

#ae136b · #aea413 · #13ae57

Contrast

#131eae as textRatioAAAA largeAAAFix
Aaon white
11.51:1passpasspassPasses AAA — no fix needed.
Aaon black
1.82:1failfailfail
  • AA: use #5e68ed as the text (4.68:1)
  • AAA: use #888ff2 as the text (7.26:1)
  • AA: or shift the background to #a3a3a3 (4.56:1)
  • AAA: or shift the background to #cccccc (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #131eae 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

#131eae reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #131eae
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 #131eae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/131eae-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