Color

#131453

#131453
hex#131453
rgbrgb(19, 20, 83)
hslhsl(239, 63%, 20%)
oklchoklch(0.243 0.111 273.7)
Closest name: Interstellar Blue (#001155)Relative luminance 0.0126

Tints & shades

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

Harmonies

Complementary

Open in tool →

#535213

#133453 · #321353

#531314 · #145313

Split-complementary

Open in tool →

#533213 · #345313

#531334 · #535213 · #135332

Contrast

#131453 as textRatioAAAA largeAAAFix
Aaon white
16.76:1passpasspassPasses AAA — no fix needed.
Aaon black
1.25:1failfailfail
  • AA: use #6567dc as the text (4.53:1)
  • AAA: use #8f90e6 as the text (7.3:1)
  • AA: or shift the background to #858585 (4.54:1)
  • AAA: or shift the background to #a8a8a8 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #131453 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

#131453 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #131453
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 #131453 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/131453-a09cc4-df964e-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