Color

#aaacbb

#aaacbb
hex#aaacbb
rgbrgb(170, 172, 187)
hslhsl(233, 11%, 70%)
oklchoklch(0.748 0.022 279.8)
Closest name: Nebulous December (#b3b2bf)Relative luminance 0.4164

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bbb9aa

#aab4bb · #b1aabb

#bbaaac · #acbbaa

Split-complementary

Open in tool →

#bbb1aa · #b4bbaa

#bbaab4 · #bbb9aa · #aabbb1

Contrast

#aaacbb as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #71758e as the text (4.53:1)
  • AAA: use #545669 as the text (7.21:1)
  • AA: or shift the background to #404040 (4.61:1)
  • AAA: or shift the background to #212121 (7.15:1)
Aaon black
9.33:1passpasspassPasses 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 #aaacbb 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

#aaacbb reads as cool, muted, light. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/aaacbb-9c9cc4-df884e-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