# #537f76

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

## Values

- Hex: `#537f76`
- RGB: rgb(83, 127, 118)
- HSL: hsl(168, 21%, 41%)
- OKLCH: oklch(0.562 0.051 180.1)
- Relative luminance: 0.1833
- Nearest named color: Ecological (#677f70, Δ 2.481) — https://brandsweets.com/colors/ecological
- Moods: muted
- Page: https://brandsweets.com/colors/537f76

## Tints & shades

- Tints (toward white): #5f9187, #6b9e94, #7daaa1, #90b6af, #a2c3bc, #b2cdc7, #c4d9d5, #d7e5e2, #e6efed, #f9fbfb
- Shades (toward black): #4b726a, #446962, #3c5d56, #34504b, #2e4742, #263b37, #1e2e2b, #162220, #101917, #080c0b

## Harmonies

- Complementary: #7f535b
- Analogous: #537f60, #53717f
- Triadic: #76537f, #7f7653
- Split-complementary: #7f5371, #7f6053
- Tetradic: #60537f, #7f535b, #717f53

## Colors that go with #537f76

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 #537f76: 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 #537f76, 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
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #537f76: 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 #537f76: 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 #537f76 in 8 real palettes, including Redfin's brand system and Five Guys's brand system, as the lead colour. Seen in: Redfin (https://brandsweets.com/colors/brands/redfin-com), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #537f76: 10 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 #537f76: 4 real palettes, including Studio Grey and Spline's brand system, as the accent. Seen in: Studio Grey (https://brandsweets.com/palettes/minimal#studio-grey), Spline (https://brandsweets.com/colors/brands/spline-design), Notion (https://brandsweets.com/colors/brands/notion), Miro (https://brandsweets.com/colors/brands/miro-com). — https://brandsweets.com/colors/dodgerblue
- **Rose Gold** #b76e79 [harmony: complementary] — Rose Gold sits directly opposite #537f76 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): 4.5:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #3c5d56 (7.26:1)
- On black (#000000): 4.67:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6ea096 (7.13:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/537f76-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: "#537f76" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.