# #51706e

A color — muted. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#51706e`
- RGB: rgb(81, 112, 110)
- HSL: hsl(176, 16%, 38%)
- OKLCH: oklch(0.521 0.036 191.1)
- Relative luminance: 0.1446
- Nearest named color: Dark Forest (#556962, Δ 2.315) — https://brandsweets.com/colors/dark-forest
- Moods: muted
- Page: https://brandsweets.com/colors/51706e

## Tints & shades

- Tints (toward white): #5e8280, #6b9491, #7da19e, #8faeac, #a0bab9, #b2c7c6, #c4d4d3, #d6e1e0, #e7eeed, #f9fbfb
- Shades (toward black): #4b6866, #425c5a, #3c5351, #334746, #2d3e3d, #273534, #1e2929, #182120, #0f1514, #090c0c

## Harmonies

- Complementary: #705153
- Analogous: #51705f, #516370
- Triadic: #6e5170, #706e51
- Split-complementary: #705163, #705f51
- Tetradic: #5f5170, #705153, #637051

## Colors that go with #51706e

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #51706e: softer than #000 and cool enough to feel like part of the same palette. Seen in: Gusto (https://brandsweets.com/colors/brands/gusto-com), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Campus (https://brandsweets.com/palettes/friendly#campus), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/charcoal
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #51706e on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/sienna
- **Champagne** #f7e7ce [pool] — 5 real palettes, including Forest Floor and BrandSweets's brand system put Champagne beside #51706e, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #51706e: 4 real palettes, including Ink & Paper and Intel's brand system, as the accent. Seen in: Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), Intel (https://brandsweets.com/colors/brands/intel-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/cobalt
- **Copper** #b87333 [pool] — Designers have shipped Copper with #51706e: 7 real palettes, including Riverbed and Clay & Linen, as the accent. Seen in: Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #51706e in 8 real palettes, including Gemstone and Redfin's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Redfin (https://brandsweets.com/colors/brands/redfin-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #51706e: 11 real palettes, including Campus and The New York Times's brand system, as the lead colour. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), The New York Times (https://brandsweets.com/colors/brands/nytimes-com), Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/denim
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #51706e: 5 real palettes, including Newsprint and Fireside, as the lead colour. Seen in: Newsprint (https://brandsweets.com/palettes/editorial#newsprint), Fireside (https://brandsweets.com/palettes/dark#fireside), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Honda (https://brandsweets.com/colors/brands/honda-com). — https://brandsweets.com/colors/firebrick

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 5.39:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #425c5a (7.22:1)
- On black (#000000): 3.89:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #5a7c7a (4.6:1); AA: background → #ebebeb (4.53:1); AAA: text → #779c9a (7.01:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/51706e-a2bdbe-d4599d-1f282d-e9f1ed?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#51706e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.