Named color

Acoustic Brown

#766b69

hex#766b69

rgbrgb(118, 107, 105)

hslhsl(9, 6%, 44%)

oklchoklch(0.537 0.014 29.9)

Relative luminance 0.1539

Neutral Minimal

Open in palette tool Check contrast

Acoustic Brown on this page is the real value, not a screenshot: exact hex, RGB, HSL and OKLCH, ten tints and ten shades, classic harmonies, and WCAG contrast with fixes — plus the curated palettes it appears in and any public brand that adopts it.

Tints & shades

Tints — toward white

847875 938785 9f9593 aea5a3 b9b2b1 c5bfbe d4cfce e0dcdc eeecec fafafa

Shades — toward black

6c6260 615856 564e4d 4c4443 413b3a 363130 2b2726 201d1d 161413 0b0a0a

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

Harmonies

Complementary

Open in tool →

766b69 697577

#697577

Analogous

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766b69 77696e 777269

#77696e · #777269

Triadic

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766b69 69776b 6b6977

#69776b · #6b6977

Split-complementary

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766b69 697772 696e77

#697772 · #696e77

Tetradic

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766b69 6e7769 697577 726977

#6e7769 · #697577 · #726977

Contrast

Acoustic Brown as text	Ratio	AA	AA large	AAA	Fix
Aaon white	5.15:1	pass	pass	fail	AAA: use #5f5654 as the text (7.13:1)
Aaon black	4.08:1	fail	pass	fail	AA: use #7f7371 as the text (4.59:1) AAA: use #9f9593 as the text (7.19:1) AA: or shift the background to #f0f0f0 (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 Acoustic Brown as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

b91c1c 78716c d97706 f5f1ea 1c1917

Newsprint

Open in tool →

Ink-black on warm paper with a single red — the broadsheet hierarchy that lets typography lead.

Editorial Muted Warm

1b1b1b 6e6e6e 1e40af fcfbf7

Ink & Paper

Open in tool →

Two greys and one ink-blue link color: the palette of a well-set book page.

Minimal Editorial Clean

Fonts for this mood

Acoustic Brown reads as neutral, minimal. The font library is tagged with the same vocabulary:

Neutral fonts →Minimal fonts →

mcpConnect your agent — build around Acoustic Brown

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 #766b69 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/766b69-a2beb0-c859d4-1f2d2b-eaf1e9?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