Color

#397401

#397401
hex#397401
rgbrgb(57, 116, 1)
hslhsl(91, 98%, 23%)
oklchoklch(0.499 0.146 135.4)
Closest name: Forest Empress (#3d7016)Relative luminance 0.1336

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#3d0174

#727401 · #017403

#013974 · #740139

Split-complementary

Open in tool →

#030174 · #740172

#017274 · #3d0174 · #740301

Contrast

#397401 as textRatioAAAA largeAAAFix
Aaon white
5.72:1passpassfail
  • AAA: use #316501 as the text (7.02:1)
Aaon black
3.67:1failpassfail
  • AA: use #438801 as the text (4.76:1)
  • AAA: use #54ac02 as the text (7.28:1)
  • AA: or shift the background to #e6e6e6 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #397401 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

#397401 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #397401
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #397401 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/397401-acbea2-534edf-202d1f-f1f1e9?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