Color

#398d01

#398d01
hex#398d01
rgbrgb(57, 141, 1)
hslhsl(96, 99%, 28%)
oklchoklch(0.569 0.175 137.9)
Closest name: Forest Green (#228b22)Relative luminance 0.1992

Colors that go with #398d01

Royal Blue, Charcoal 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 →

#56018e

#808e01 · #018e0f

#01398e · #8e0139

Split-complementary

Open in tool →

#0f018e · #8e0180

#01808e · #56018e · #8e0f01

Contrast

#398d01 as textRatioAAAA largeAAAFix
Aaon white
4.21:1failpassfail
  • AA: use #358401 as the text (4.72:1)
  • AAA: use #296501 as the text (7.1:1)
  • AA: or shift the background to #0f0f0f (4.55:1)
Aaon black
4.98:1passpassfail
  • AAA: use #46ad01 as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #398d01 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

#398d01 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #398d01
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 #398d01 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/398d01-aabea2-5f4edf-1f2d20-f0f1e9?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