Color

#010d50

#010d50
hex#010d50
rgbrgb(1, 13, 80)
hslhsl(231, 98%, 16%)
oklchoklch(0.216 0.121 264.5)
Closest name: Interstellar Blue (#001155)Relative luminance 0.0087

Tints & shades

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

Harmonies

Complementary

Open in tool →

#514501

#013551 · #1d0151

#51010d · #0d5101

Split-complementary

Open in tool →

#511d01 · #355101

#510135 · #514501 · #01511d

Contrast

#010d50 as textRatioAAAA largeAAAFix
Aaon white
17.88:1passpasspassPasses AAA — no fix needed.
Aaon black
1.17:1failfailfail
  • AA: use #4964fd as the text (4.52:1)
  • AAA: use #7c8ffe as the text (7.22:1)
  • AA: or shift the background to #808080 (4.53:1)
  • AAA: or shift the background to #a3a3a3 (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 #010d50 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

#010d50 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #010d50
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 #010d50 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/010d50-9c9ec4-df834e-231f2d-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