# #557c71

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

## Values

- Hex: `#557c71`
- RGB: rgb(85, 124, 113)
- HSL: hsl(163, 19%, 41%)
- OKLCH: oklch(0.554 0.047 175)
- Relative luminance: 0.1754
- Nearest named color: Ecological (#677f70, Δ 2.532) — https://brandsweets.com/colors/ecological
- Moods: muted
- Page: https://brandsweets.com/colors/557c71

## Tints & shades

- Tints (toward white): #618f82, #6d9c8f, #80a89d, #92b5ab, #a4c1b9, #b3cbc4, #c5d8d3, #d8e4e1, #e7eeec, #f9fbfa
- Shades (toward black): #4c7066, #46675e, #3e5b53, #364f48, #30463f, #273a34, #1f2e29, #17211e, #111816, #080c0b

## Harmonies

- Complementary: #7c5560
- Analogous: #557c5d, #55747c
- Triadic: #71557c, #7c7155
- Split-complementary: #7c5574, #7c5d55
- Tetradic: #5d557c, #7c5560, #747c55

## Colors that go with #557c71

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 #557c71: softer than #000 and cool enough to feel like part of the same palette. Seen in: N26 (https://brandsweets.com/colors/brands/n26-com), Gusto (https://brandsweets.com/colors/brands/gusto-com), Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Champagne** #f7e7ce [pool] — 7 real palettes, including Forest Floor and Coffee Bar put Champagne beside #557c71, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #557c71: 7 real palettes, including Riverbed and Wellness, as the accent. Seen in: Riverbed (https://brandsweets.com/palettes/muted#riverbed), Wellness (https://brandsweets.com/palettes/warm#wellness), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #557c71 in 8 real palettes, including Five Guys's brand system and Netflix's brand system, as the supporting colour. Seen in: Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix), Redfin (https://brandsweets.com/colors/brands/redfin-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #557c71: 9 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #557c71: 4 real palettes, including Studio Grey and Miro's brand system, as the accent. Seen in: Studio Grey (https://brandsweets.com/palettes/minimal#studio-grey), Miro (https://brandsweets.com/colors/brands/miro-com), Spline (https://brandsweets.com/colors/brands/spline-design), Notion (https://brandsweets.com/colors/brands/notion). — https://brandsweets.com/colors/dodgerblue
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #557c71: 4 real palettes, including Newsprint and Wendy's's brand system, as the lead colour. Seen in: Newsprint (https://brandsweets.com/palettes/editorial#newsprint), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Fireside (https://brandsweets.com/palettes/dark#fireside), Honda (https://brandsweets.com/colors/brands/honda-com). — https://brandsweets.com/colors/firebrick
- **Rose Gold** #b76e79 [harmony: complementary] — Rose Gold sits directly opposite #557c71 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/rose-gold

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

- On white (#ffffff): 4.66:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #405e56 (7.11:1)
- On black (#000000): 4.51:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #73a093 (7.18:1)

## Curated palettes containing it

- **Riverbed** (earthy, muted, cool) — #5f7a6b, #a89f91, #b7742f, #f4f3ef, #22281f — Wet-stone green and pebble grey with a copper accent — an earth palette that leans cool, for outdoor and wellness. — tool: https://brandsweets.com/palettes/new/5f7a6b-a89f91-b7742f-f4f3ef-22281f — collection: https://brandsweets.com/palettes/earthy

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/557c71-a2beb9-d459b7-1f2b2d-e9f1eb?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: "#557c71" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.