Color

#101f33

#101f33
hex#101f33
rgbrgb(16, 31, 51)
hslhsl(214, 52%, 13%)
oklchoklch(0.237 0.044 256)
Closest name: Midnight Dreams (#002233)Relative luminance 0.0133

Tints & shades

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

Harmonies

Complementary

Open in tool →

#322310

#103032 · #121032

#32101f · #1f3210

Split-complementary

Open in tool →

#321210 · #303210

#321030 · #322310 · #103212

Contrast

#101f33 as textRatioAAAA largeAAAFix
Aaon white
16.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.27:1failfailfail
  • AA: use #3d77c2 as the text (4.62:1)
  • AAA: use #709ad2 as the text (7.24:1)
  • AA: or shift the background to #878787 (4.62:1)
  • AAA: or shift the background to #ababab (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #101f33 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#101f33 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #101f33
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 #101f33 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/101f33-9ca9c4-df5a4e-1f1f2d-e9f0f1?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