# #37726e

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

## Values

- Hex: `#37726e`
- RGB: rgb(55, 114, 110)
- HSL: hsl(176, 35%, 33%)
- OKLCH: oklch(0.511 0.062 189.6)
- Relative luminance: 0.1397
- Nearest named color: Green Sleeves (#39766c, Δ 1.431) — https://brandsweets.com/colors/green-sleeves
- Moods: neutral
- Page: https://brandsweets.com/colors/37726e

## Tints & shades

- Tints (toward white): #428a85, #4c9e99, #5db1ac, #72bbb6, #8ac7c3, #9fd1cd, #b7dcda, #cbe6e4, #e3f2f1, #f8fcfb
- Shades (toward black): #326764, #2d5d5a, #285350, #234846, #1f413f, #1b3735, #162d2b, #112221, #0c1817, #070e0d

## Harmonies

- Complementary: #72373b
- Analogous: #377250, #375872
- Triadic: #6e3772, #726e37
- Split-complementary: #723758, #725037
- Tetradic: #503772, #72373b, #587237

## Colors that go with #37726e

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 #37726e: 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), N26 (https://brandsweets.com/colors/brands/n26-com), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #37726e in 4 real palettes, including Lemon Squeezy's brand system and Beach Hut, as the lead colour. Seen in: Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wired (https://brandsweets.com/colors/brands/wired-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 4 real palettes, including Warp's brand system and Kia's brand system put Blue beside #37726e, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Kia (https://brandsweets.com/colors/brands/kia-com), Rolex (https://brandsweets.com/colors/brands/rolex-com), Activision (https://brandsweets.com/colors/brands/activision-com). — https://brandsweets.com/colors/blue
- **Champagne** #f7e7ce [pool] — 5 real palettes, including Darkroom and Forest Floor put Champagne beside #37726e, as the surface under it. Seen in: Darkroom (https://brandsweets.com/palettes/muted#darkroom), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #37726e: 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 #37726e: 5 real palettes, including Riverbed and Desert Road, as the accent. Seen in: Riverbed (https://brandsweets.com/palettes/muted#riverbed), Desert Road (https://brandsweets.com/palettes/warm#desert-road), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #37726e in 9 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), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Sienna** #a0522d [harmony, pool: split] — Sienna is a split-complement of #37726e: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/sienna

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

- On white (#ffffff): 5.53:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #2e605d (7.12:1)
- On black (#000000): 3.79:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #3d7f7b (4.52:1); AA: background → #e8e8e8 (4.52:1); AAA: text → #50a5a0 (7.23:1)

## Brands using this color

- **Gusto** — secondary #1e7676 (Δ 1.926) — https://brandsweets.com/colors/brands/gusto-com

## Curated palettes containing it

- **Mid-Century** (vintage, retro, warm, muted) — #d9822b, #2f6f73, #e6b33d, #f7efdf, #2b2622 — Tangerine, teal and mustard on cream — the 1960s lounge trio, one of the few retro palettes with real hue contrast. — tool: https://brandsweets.com/palettes/new/d9822b-2f6f73-e6b33d-f7efdf-2b2622 — collection: https://brandsweets.com/palettes/vintage

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/37726e-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: "#37726e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.