Color

#83990b

#83990b
hex#83990b
rgbrgb(131, 153, 11)
hslhsl(69, 87%, 32%)
oklchoklch(0.643 0.149 119.5)
Closest name: BioShock (#889900)Relative luminance 0.2763

Colors that go with #83990b

Medium Purple, Blue and Dark Olive Green 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 →

#200b99

#99670b · #3c990b

#0b8399 · #990b83

Split-complementary

Open in tool →

#0b3c99 · #670b99

#0b9967 · #200b99 · #990b3c

Contrast

#83990b as textRatioAAAA largeAAAFix
Aaon white
3.22:1failpassfail
  • AA: use #6b7c09 as the text (4.65:1)
  • AAA: use #525f07 as the text (7:1)
  • AA: or shift the background to #292929 (4.52:1)
Aaon black
6.53:1passpassfail
  • AAA: use #8ca20b as the text (7.29:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #83990b as the background.

Brands using this color

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

mcpConnect your agent — build around #83990b
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 #83990b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/83990b-b7bea2-4e7edf-252d1f-f1eee9?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