Color

#19803d

#19803d
hex#19803d
rgbrgb(25, 128, 61)
hslhsl(141, 67%, 30%)
oklchoklch(0.528 0.136 149.7)
Closest name: Bold Irish (#2a814d)Relative luminance 0.1598

Colors that go with #19803d

Charcoal, Crimson and Royal Blue 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 →

#80195c

#298019 · #198070

#3d1980 · #803d19

Split-complementary

Open in tool →

#701980 · #801929

#192980 · #80195c · #807019

Contrast

#19803d as textRatioAAAA largeAAAFix
Aaon white
5:1passpassfail
  • AAA: use #146631 as the text (7.06:1)
Aaon black
4.2:1failpassfail
  • AA: use #1b8841 as the text (4.64:1)
  • AAA: use #23af54 as the text (7.33:1)
  • AA: or shift the background to #f5f5f5 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #19803d as the background.

Brands using this color

Fonts for this mood

#19803d reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #19803d
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 #19803d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/19803d-a2beaf-c459d4-1f2d2a-eaf1e9?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