# #558b80

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

## Values

- Hex: `#558b80`
- RGB: rgb(85, 139, 128)
- HSL: hsl(168, 24%, 44%)
- OKLCH: oklch(0.596 0.06 179.7)
- Relative luminance: 0.2196
- Nearest named color: Highlands (#449084, Δ 1.884) — https://brandsweets.com/colors/highlands
- Moods: muted
- Page: https://brandsweets.com/colors/558b80

## Tints & shades

- Tints (toward white): #5f9b8f, #71a89d, #81b1a8, #93bdb5, #a3c7c0, #b3d0cb, #c6dcd8, #d6e6e3, #e9f1f0, #f9fbfb
- Shades (toward black): #4e7e75, #467269, #3e655d, #365952, #2f4c46, #273f3a, #1f332f, #172623, #101917, #080d0c

## Harmonies

- Complementary: #8b5560
- Analogous: #558b65, #557b8b
- Triadic: #80558b, #8b8055
- Split-complementary: #8b557b, #8b6555
- Tetradic: #65558b, #8b5560, #7b8b55

## Colors that go with #558b80

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 #558b80: softer than #000 and cool enough to feel like part of the same palette. Seen in: Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Coastal (https://brandsweets.com/palettes/cool#coastal), N26 (https://brandsweets.com/colors/brands/n26-com), Asana (https://brandsweets.com/colors/brands/asana-com). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [harmony, pool: triadic] — Copper completes a triad with #558b80 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Forest Floor and Midnight Luxe put Champagne beside #558b80, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Crimson** #dc143c [pool] — Crimson is paired with #558b80 in 8 real palettes, including Diner and Redfin's brand system, as the lead colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Redfin (https://brandsweets.com/colors/brands/redfin-com), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #558b80: 8 real palettes, including Peacock and Intel's brand system, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), 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). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #558b80 in 4 real palettes, including Noir Beauty and Ledger Dark, as the lead colour. Seen in: Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/goldenrod
- **Midnight Blue** #191970 [pool] — 7 real palettes, including Tide Pool and Paramount+'s brand system put Midnight Blue beside #558b80, as that palette's text colour. Seen in: Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Ford (https://brandsweets.com/colors/brands/ford-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/midnightblue
- **Peru** #cd853f [pool] — 6 real palettes, including Kiln and Estate put Peru beside #558b80, as the lead colour. Seen in: Kiln (https://brandsweets.com/palettes/dark#kiln), Estate (https://brandsweets.com/palettes/luxury#estate), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/peru

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

- On white (#ffffff): 3.9:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #4e7e75 (4.6:1); AA: background → #171717 (4.6:1); AAA: text → #3a5f58 (7.1:1)
- On black (#000000): 5.39:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #67a296 (7.19:1)

## Curated palettes containing it

- **Rain Garden** (spring, cool, muted, calm) — #4f8a8b, #a5c9a1, #f2b5a7, #f6f9f7, #1f3331 — Wet-leaf teal and moss with a soft peach — an overcast spring, calmer than the bright version and better for long reading. — tool: https://brandsweets.com/palettes/new/4f8a8b-a5c9a1-f2b5a7-f6f9f7-1f3331 — collection: https://brandsweets.com/palettes/spring

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/558b80-a2bebc-d459ad-1f2a2d-e9f1ec?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: "#558b80" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.