Color

#101aa8

#101aa8
hex#101aa8
rgbrgb(16, 26, 168)
hslhsl(236, 83%, 36%)
oklchoklch(0.354 0.213 266.6)
Closest name: Dark Galaxy (#0018a8)Relative luminance 0.0368

Colors that go with #101aa8

Charcoal, Crimson and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a89e10

#1066a8 · #5210a8

#a8101a · #1aa810

Split-complementary

Open in tool →

#a85210 · #66a810

#a81066 · #a89e10 · #10a852

Contrast

#101aa8 as textRatioAAAA largeAAAFix
Aaon white
12.1:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #5c66f0 as the text (4.61:1)
  • AAA: use #868df4 as the text (7.13:1)
  • AA: or shift the background to #9e9e9e (4.52:1)
  • AAA: or shift the background to #c7c7c7 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #101aa8 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

#101aa8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #101aa8
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #101aa8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/101aa8-9e9cc4-df8f4e-241f2d-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