Color

#010347

#010347
hex#010347
rgbrgb(1, 3, 71)
hslhsl(238, 97%, 14%)
oklchoklch(0.187 0.12 265.2)
Closest name: Endless Galaxy (#000044)Relative luminance 0.0053

Tints & shades

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

Harmonies

Complementary

Open in tool →

#464401

#012646 · #210146

#460103 · #034601

Split-complementary

Open in tool →

#462101 · #264601

#460126 · #464401 · #014621

Contrast

#010347 as textRatioAAAA largeAAAFix
Aaon white
19:1passpasspassPasses AAA — no fix needed.
Aaon black
1.11:1failfailfail
  • AA: use #5e64fd as the text (4.72:1)
  • AAA: use #868afd as the text (7.07:1)
  • AA: or shift the background to #7d7d7d (4.62:1)
  • AAA: or shift the background to #9e9e9e (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #010347 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

#010347 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #010347
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 #010347 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/010347-9f9cc4-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