# #2b7370

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

## Values

- Hex: `#2b7370`
- RGB: rgb(43, 115, 112)
- HSL: hsl(178, 46%, 31%)
- OKLCH: oklch(0.51 0.071 191.3)
- Relative luminance: 0.1394
- Nearest named color: Green Sleeves (#39766c, Δ 1.745) — https://brandsweets.com/colors/green-sleeves
- Moods: neutral
- Page: https://brandsweets.com/colors/2b7370

## Tints & shades

- Tints (toward white): #348d8b, #3da4a0, #49bcb8, #63c5c2, #7dcfcc, #93d7d5, #ade1df, #c7eae9, #ddf3f2, #f8fcfc
- Shades (toward black): #276866, #24615f, #205654, #1c4a49, #194342, #153837, #112d2c, #0c2221, #0a1a1a, #060f0f

## Harmonies

- Complementary: #732b2d
- Analogous: #2b734d, #2b5173
- Triadic: #712b73, #73712b
- Split-complementary: #732b51, #734d2b
- Tetradic: #4d2b73, #732b2d, #51732b

## Colors that go with #2b7370

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 #2b7370: 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
- **Crimson** #dc143c [harmony, pool: complementary] — Crimson sits directly opposite #2b7370 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. 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
- **Amber** #ffbf00 [pool] — Amber is paired with #2b7370 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 #2b7370, 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
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #2b7370: 5 real palettes, including Intel's brand system and Ink & Paper, as the lead colour. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), 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 #2b7370: 5 real palettes, including Desert Road and Riverbed, as the lead colour. Seen in: Desert Road (https://brandsweets.com/palettes/warm#desert-road), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #2b7370: 11 real palettes, including The New York Times's brand system and Intel's brand system, as the supporting colour. Seen in: The New York Times (https://brandsweets.com/colors/brands/nytimes-com), 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
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #2b7370: 5 real palettes, including Fireside and Wendy's's brand system, as the lead colour. Seen in: Fireside (https://brandsweets.com/palettes/dark#fireside), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Newsprint (https://brandsweets.com/palettes/editorial#newsprint), AT&T (https://brandsweets.com/colors/brands/att-com). — https://brandsweets.com/colors/firebrick

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

- On white (#ffffff): 5.54:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #24615f (7.12:1)
- On black (#000000): 3.79:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #308280 (4.63:1); AA: background → #e8e8e8 (4.52:1); AAA: text → #3da4a0 (7.02:1)

## Brands using this color

- **Gusto** — secondary #1e7676 (Δ 1.169) — https://brandsweets.com/colors/brands/gusto-com

## Curated palettes containing it

- **Magazine Ochre** (editorial, warm, muted) — #b45309, #6b5b45, #0f766e, #f7f3ec, #1f1a14 — Ochre and walnut on unbleached stock, with teal as the counterpoint — a features-section palette with some heat in it. — tool: https://brandsweets.com/palettes/new/b45309-6b5b45-0f766e-f7f3ec-1f1a14 — collection: https://brandsweets.com/palettes/editorial
- **Saffron** (warm, vivid, elegant) — #d97706, #7c2d12, #0f766e, #fffaf0, #2a1b0c — Saffron and clove with a teal counterpoint — spice-market warmth, balanced so it doesn't go orange everywhere. — tool: https://brandsweets.com/palettes/new/d97706-7c2d12-0f766e-fffaf0-2a1b0c — collection: https://brandsweets.com/palettes/warm
- **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
- **Gemstone** (jewel-tones, vivid, dark, luxury) — #0f766e, #7e22ce, #e11d48, #0f0a1a, #f5eef8 — Emerald, amethyst and ruby on velvet-black — the jewel-tone trio; the surface must be dark or the stones go plastic. — tool: https://brandsweets.com/palettes/new/0f766e-7e22ce-e11d48-0f0a1a-f5eef8 — collection: https://brandsweets.com/palettes/jewel-tones

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/2b7370-a2bcbe-d45999-1f282d-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: "#2b7370" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.