# #577d54

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

## Values

- Hex: `#577d54`
- RGB: rgb(87, 125, 84)
- HSL: hsl(116, 20%, 41%)
- OKLCH: oklch(0.55 0.076 142.7)
- Relative luminance: 0.1733
- Nearest named color: Mana Tree (#4f7942, Δ 2.746) — https://brandsweets.com/colors/mana-tree
- Moods: muted
- Page: https://brandsweets.com/colors/577d54

## Tints & shades

- Tints (toward white): #639060, #6f9d6c, #81a97e, #93b691, #a5c2a3, #b4ccb3, #c6d8c5, #d8e4d7, #e7efe7, #f9fbf9
- Shades (toward black): #4e714b, #486845, #3f5c3d, #375035, #30462f, #283a27, #202e1f, #172216, #111810, #080c08

## Harmonies

- Complementary: #7b547d
- Analogous: #6b7d54, #547d66
- Triadic: #54567d, #7d5456
- Split-complementary: #66547d, #7d546b
- Tetradic: #546b7d, #7b547d, #7d6654

## Colors that go with #577d54

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 body-text near-black for #577d54: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), N26 (https://brandsweets.com/colors/brands/n26-com), Stanley (https://brandsweets.com/colors/brands/stanley1913-com). — https://brandsweets.com/colors/charcoal
- **Medium Purple** #9370db [harmony, pool: complementary] — Medium Purple sits directly opposite #577d54 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/mediumpurple
- **Blue** #0000ff [pool] — 4 real palettes, including Kia's brand system and Warp's brand system put Blue beside #577d54, as the accent. Seen in: Kia (https://brandsweets.com/colors/brands/kia-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Instacart (https://brandsweets.com/colors/brands/instacart-com), Rolex (https://brandsweets.com/colors/brands/rolex-com). — https://brandsweets.com/colors/blue
- **Champagne** #f7e7ce [pool] — 5 real palettes, including Forest Floor and Woodsmoke put Champagne beside #577d54, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #577d54: 5 real palettes, including Wellness and Riverbed, as the supporting colour. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness), Riverbed (https://brandsweets.com/palettes/muted#riverbed), 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 #577d54 in 7 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), Coinbase (https://brandsweets.com/colors/brands/coinbase), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #577d54: 7 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 #577d54: 4 real palettes, including Spline's brand system and Miro's brand system, as the lead colour. Seen in: Spline (https://brandsweets.com/colors/brands/spline-design), Miro (https://brandsweets.com/colors/brands/miro-com), Notion (https://brandsweets.com/colors/brands/notion), Studio Grey (https://brandsweets.com/palettes/minimal#studio-grey). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 4.7:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #415f3f (7.16:1)
- On black (#000000): 4.47:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #598156 (4.7:1); AA: background → #fafafa (4.5:1); AAA: text → #75a172 (7.1:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/577d54-a2bea3-8f4edf-1f2d24-eef1e9?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: "#577d54" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.