Color

#2b645d

#2b645d
hex#2b645d
rgbrgb(43, 100, 93)
hslhsl(173, 40%, 28%)
oklchoklch(0.463 0.061 184.6)
Closest name: Aqua Obscura (#05696b)Relative luminance 0.1042

Tints & shades

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

Harmonies

Complementary

Open in tool →

#642b32

#2b6441 · #2b4e64

#5d2b64 · #645d2b

Split-complementary

Open in tool →

#642b4e · #64412b

#412b64 · #642b32 · #4e642b

Contrast

#2b645d as textRatioAAAA largeAAAFix
Aaon white
6.81:1passpassfail
  • AAA: use #29605a as the text (7.2:1)
Aaon black
3.08:1failpassfail
  • AA: use #378178 as the text (4.57:1)
  • AAA: use #46a499 as the text (7.03:1)
  • AA: or shift the background to #d4d4d4 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b645d 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

#2b645d reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b645d
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 #2b645d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b645d-a2bebe-d459a3-1f292d-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