Color

#2b4f4e

#2b4f4e
hex#2b4f4e
rgbrgb(43, 79, 78)
hslhsl(178, 30%, 24%)
oklchoklch(0.4 0.042 193.3)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0666

Tints & shades

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

Harmonies

Complementary

Open in tool →

#502b2c

#2b503c · #2b3e50

#4e2b50 · #504e2b

Split-complementary

Open in tool →

#502b3e · #503c2b

#3c2b50 · #502b2c · #3e502b

Contrast

#2b4f4e as textRatioAAAA largeAAAFix
Aaon white
9.01:1passpasspassPasses AAA — no fix needed.
Aaon black
2.33:1failfailfail
  • AA: use #447e7c as the text (4.52:1)
  • AAA: use #57a2a0 as the text (7.08:1)
  • AA: or shift the background to #b8b8b8 (4.54:1)
  • AAA: or shift the background to #e3e3e3 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b4f4e 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

#2b4f4e reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b4f4e
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 #2b4f4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b4f4e-a2bcbe-d45999-1f282d-e9f1ed?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