Color

#004237

#004237
hex#004237
rgbrgb(0, 66, 55)
hslhsl(170, 100%, 13%)
oklchoklch(0.339 0.063 177)
Closest name: Botanical Night (#12403c)Relative luminance 0.0417

Tints & shades

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

Harmonies

Complementary

Open in tool →

#42000b

#004216 · #002c42

#370042 · #423700

Split-complementary

Open in tool →

#42002c · #421600

#160042 · #42000b · #2c4200

Contrast

#004237 as textRatioAAAA largeAAAFix
Aaon white
11.45:1passpasspassPasses AAA — no fix needed.
Aaon black
1.83:1failfailfail
  • AA: use #00856f as the text (4.58:1)
  • AAA: use #00ad91 as the text (7.39:1)
  • AA: or shift the background to #a3a3a3 (4.54:1)
  • AAA: or shift the background to #cccccc (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #004237 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

#004237 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #004237
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 #004237 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/004237-a2bebd-d459a9-1f292d-e9f1ec?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