Color

#999aa3

#999aa3
hex#999aa3
rgbrgb(153, 154, 163)
hslhsl(234, 5%, 62%)
oklchoklch(0.688 0.013 281)
Closest name: Dusky Mood (#979ba8)Relative luminance 0.3253

Colors that go with #999aa3

Charcoal, Blush Pink and Burlywood 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.

Real palettes that use #999aa3

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a3a299

#999fa3 · #9d99a3

#a3999a · #9aa399

Split-complementary

Open in tool →

#a39d99 · #9fa399

#a3999f · #a3a299 · #99a39d

Contrast

#999aa3 as textRatioAAAA largeAAAFix
Aaon white
2.8:1failfailfail
  • AA: use #747681 as the text (4.52:1)
  • AAA: use #575860 as the text (7.07:1)
  • AA: or shift the background to #333333 (4.52:1)
  • AAA: or shift the background to #0a0a0a (7.08:1)
Aaon black
7.51:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #999aa3 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

#999aa3 reads as neutral, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #999aa3
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 #999aa3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/999aa3-a2beb0-c859d4-1f2d2b-eaf1e9?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