Color

#1f501b

#1f501b
hex#1f501b
rgbrgb(31, 80, 27)
hslhsl(115, 50%, 21%)
oklchoklch(0.384 0.098 142.1)
Closest name: Mysterious Mixture (#0f521a)Relative luminance 0.0611

Colors that go with #1f501b

Blue, Emerald Green and Sage 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 →

#4c1b50

#3a501b · #1b5031

#1b1f50 · #501b1f

Split-complementary

Open in tool →

#311b50 · #501b3a

#1b3a50 · #4c1b50 · #50311b

Contrast

#1f501b as textRatioAAAA largeAAAFix
Aaon white
9.45:1passpasspassPasses AAA — no fix needed.
Aaon black
2.22:1failfailfail
  • AA: use #34862d as the text (4.59:1)
  • AAA: use #43ac39 as the text (7.2:1)
  • AA: or shift the background to #b3b3b3 (4.51:1)
  • AAA: or shift the background to #dedede (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f501b 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

#1f501b reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f501b
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 #1f501b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f501b-a2bea3-8d4edf-1f2d24-eef1e9?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