Color

#bbab1b

#bbab1b
hex#bbab1b
rgbrgb(187, 171, 27)
hslhsl(54, 75%, 42%)
oklchoklch(0.733 0.148 102.3)
Closest name: Countryside (#a4a404)Relative luminance 0.3977

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1b2bbb

#bb5b1b · #7bbb1b

#1bbbab · #ab1bbb

Split-complementary

Open in tool →

#1b7bbb · #5b1bbb

#1bbb5b · #1b2bbb · #bb1b7b

Contrast

#bbab1b as textRatioAAAA largeAAAFix
Aaon white
2.35:1failfailfail
  • AA: use #817612 as the text (4.63:1)
  • AAA: use #625a0e as the text (7.03:1)
  • AA: or shift the background to #3d3d3d (4.63:1)
  • AAA: or shift the background to #1f1f1f (7.03:1)
Aaon black
8.95:1passpasspassPasses 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 #bbab1b 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

#bbab1b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bbab1b
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 #bbab1b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bbab1b-bebea2-4ea2df-292d1f-f1ede9?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