Color

#23840b

#23840b
hex#23840b
rgbrgb(35, 132, 11)
hslhsl(108, 85%, 28%)
oklchoklch(0.537 0.171 140.8)
Closest name: Green Bell Pepper (#228800)Relative luminance 0.1688

Colors that go with #23840b

Charcoal, Royal Blue and Crimson 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 →

#6c0b84

#60840b · #0b842f

#0b2384 · #840b23

Split-complementary

Open in tool →

#2f0b84 · #840b60

#0b6084 · #6c0b84 · #842f0b

Contrast

#23840b as textRatioAAAA largeAAAFix
Aaon white
4.8:1passpassfail
  • AAA: use #1a6308 as the text (7.41:1)
Aaon black
4.38:1failpassfail
  • AA: use #24890b as the text (4.66:1)
  • AAA: use #2eaf0e as the text (7.25:1)
  • AA: or shift the background to #fafafa (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #23840b as the background.

Brands using this color

Fonts for this mood

#23840b reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #23840b
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 #23840b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/23840b-a4bea2-7c4edf-1f2d23-eff1e9?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