Color

#101356

#101356
hex#101356
rgbrgb(16, 19, 86)
hslhsl(237, 69%, 20%)
oklchoklch(0.242 0.117 271.7)
Closest name: Interstellar Blue (#001155)Relative luminance 0.0125

Tints & shades

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

Harmonies

Complementary

Open in tool →

#565310

#103756 · #2f1056

#561013 · #135610

Split-complementary

Open in tool →

#562f10 · #375610

#561037 · #565310 · #10562f

Contrast

#101356 as textRatioAAAA largeAAAFix
Aaon white
16.81:1passpasspassPasses AAA — no fix needed.
Aaon black
1.25:1failfailfail
  • AA: use #646ae3 as the text (4.71:1)
  • AAA: use #8b8fea as the text (7.21:1)
  • AA: or shift the background to #858585 (4.55:1)
  • AAA: or shift the background to #a8a8a8 (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 #101356 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

#101356 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #101356
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 #101356 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/101356-9f9cc4-df924e-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