Color

#2b504d

#2b504d
hex#2b504d
rgbrgb(43, 80, 77)
hslhsl(175, 30%, 24%)
oklchoklch(0.403 0.043 188.9)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0679

Tints & shades

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

Harmonies

Complementary

Open in tool →

#502b2e

#2b503a · #2b4050

#4d2b50 · #504c2b

Split-complementary

Open in tool →

#502b40 · #503a2b

#3a2b50 · #502b2e · #40502b

Contrast

#2b504d as textRatioAAAA largeAAAFix
Aaon white
8.91:1passpasspassPasses AAA — no fix needed.
Aaon black
2.36:1failfailfail
  • AA: use #447e79 as the text (4.51:1)
  • AAA: use #57a29c as the text (7.05:1)
  • AA: or shift the background to #bababa (4.59:1)
  • AAA: or shift the background to #e6e6e6 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b504d 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

#2b504d reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b504d
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 #2b504d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b504d-a2bdbe-d4599f-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