# #27aa55

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

## Values

- Hex: `#27aa55`
- RGB: rgb(39, 170, 85)
- HSL: hsl(141, 63%, 41%)
- OKLCH: oklch(0.65 0.165 150)
- Relative luminance: 0.2984
- Nearest named color: Fennel Fiasco (#00aa44, Δ 2.251) — https://brandsweets.com/colors/fennel-fiasco
- Moods: vivid
- Page: https://brandsweets.com/colors/27aa55

## Tints & shades

- Tints (toward white): #2cc361, #37d26d, #50d780, #69dd92, #82e3a4, #97e7b3, #b0edc5, #c9f3d8, #def7e7, #f7fdf9
- Shades (toward black): #239a4d, #208d46, #1c7d3e, #196c36, #166030, #124f27, #0e3e1f, #0a2e17, #082111, #041108

## Harmonies

- Complementary: #aa277c
- Analogous: #3aaa27, #27aa97
- Triadic: #5527aa, #aa5527
- Split-complementary: #9727aa, #aa273a
- Tetradic: #273aaa, #aa277c, #aa9727

## Colors that go with #27aa55

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 #27aa55: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), N26 (https://brandsweets.com/colors/brands/n26-com), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 5 real palettes, including Spotify's brand system and Unity's brand system put Blue beside #27aa55, as the accent. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Unity (https://brandsweets.com/colors/brands/unity-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Kia (https://brandsweets.com/colors/brands/kia-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #27aa55 in 5 real palettes, including DuckDuckGo's brand system and Diner, as the supporting colour. Seen in: DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), Diner (https://brandsweets.com/palettes/vivid#diner), Coinbase (https://brandsweets.com/colors/brands/coinbase), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #27aa55: 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] — 4 real palettes, including Telehealth and Fintech Trust put Midnight Blue beside #27aa55, as the text colour against it. Seen in: Telehealth (https://brandsweets.com/palettes/modern#telehealth), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #27aa55 in 6 real palettes, including Console Light and Telehealth, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Brilliant (https://brandsweets.com/colors/brands/brilliant-org). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #27aa55 in 10 real palettes, including Obsidian's brand system and Chime's brand system, as the text colour against it. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Chime (https://brandsweets.com/colors/brands/chime-com), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/taupe
- **Fuchsia** #ff00ff [harmony: complementary] — Fuchsia sits directly opposite #27aa55 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/fuchsia

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

- On white (#ffffff): 3.01:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #1e8542 (4.68:1); AA: background → #2e2e2e (4.51:1); AAA: text → #176432 (7.23:1)
- On black (#000000): 6.97:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #28af57 (7.36:1)

## Brands using this color

- **Olympics** — accent #00a651 (Δ 1.686) — https://brandsweets.com/colors/brands/olympics-com
- **Heineken** — primary #00a650 (Δ 1.715) — https://brandsweets.com/colors/brands/heineken-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/27aa55-a2beaf-c459d4-1f2d2a-eaf1e9?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: "#27aa55" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.