# #2b9778

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

## Values

- Hex: `#2b9778`
- RGB: rgb(43, 151, 120)
- HSL: hsl(163, 56%, 38%)
- OKLCH: oklch(0.608 0.107 169.5)
- Relative luminance: 0.24
- Nearest named color: Illuminati Green (#419168, Δ 2.431) — https://brandsweets.com/colors/illuminati-green
- Moods: neutral
- Page: https://brandsweets.com/colors/2b9778

## Tints & shades

- Tints (toward white): #31af8b, #38c79e, #50ceaa, #68d4b6, #80dbc1, #98e2cd, #afe9d8, #c7efe4, #dff6f0, #f7fdfb
- Shades (toward black): #278b6f, #237b62, #1f6f59, #1b5f4c, #185443, #144839, #10382c, #0c2c23, #081c16, #04100d

## Harmonies

- Complementary: #972b49
- Analogous: #2b9742, #2b8097
- Triadic: #782b97, #97782b
- Split-complementary: #972b80, #97422b
- Tetradic: #422b97, #972b49, #80972b

## Colors that go with #2b9778

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 #2b9778: 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), Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: split] — Crimson is a split-complement of #2b9778: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/crimson
- **Medium Violet Red** #c71585 [harmony, pool: complementary] — Medium Violet Red sits directly opposite #2b9778 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/mediumvioletred
- **Copper** #b87333 [pool] — Designers have shipped Copper with #2b9778: 5 real palettes, including Wellness and Clean Beauty, as the supporting colour. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #2b9778: 5 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
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Tide Pool and Fintech Trust put Midnight Blue beside #2b9778, as that palette's text colour. Seen in: Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #2b9778 in 6 real palettes, including Subaru's brand system and Coinbase's brand system, as the supporting colour. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #2b9778 in 15 real palettes, including Rain Garden and Wellness, as that palette's text colour. Seen in: Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Wellness (https://brandsweets.com/palettes/warm#wellness), Subaru (https://brandsweets.com/colors/brands/subaru-com), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 3.62:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #258369 (4.64:1); AA: background → #1f1f1f (4.55:1); AAA: text → #1c634f (7.13:1)
- On black (#000000): 5.8:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #30ab88 (7.31:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/2b9778-a2beb9-d459b7-1f2b2d-e9f1eb?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: "#2b9778" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.