Color

#646756

#646756
hex#646756
rgbrgb(100, 103, 86)
hslhsl(71, 9%, 37%)
oklchoklch(0.506 0.026 115.5)
Closest name: Italian Basil (#5f6957)Relative luminance 0.1308

Tints & shades

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

Harmonies

Complementary

Open in tool →

#595667

#676156 · #5b6756

#566467 · #675664

Split-complementary

Open in tool →

#565b67 · #615667

#566761 · #595667 · #67565b

Contrast

#646756 as textRatioAAAA largeAAAFix
Aaon white
5.81:1passpassfail
  • AAA: use #56594a as the text (7.18:1)
Aaon black
3.62:1failpassfail
  • AA: use #747864 as the text (4.61:1)
  • AAA: use #959985 as the text (7.17:1)
  • AA: or shift the background to #e3e3e3 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #646756 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

#646756 reads as muted, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #646756
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 #646756 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/646756-b6bea2-4e7adf-252d1f-f1efe9?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