# #3bb58e

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

## Values

- Hex: `#3bb58e`
- RGB: rgb(59, 181, 142)
- HSL: hsl(161, 51%, 47%)
- OKLCH: oklch(0.696 0.122 167.7)
- Relative luminance: 0.3593
- Nearest named color: Electra (#55b492, Δ 1.92) — https://brandsweets.com/colors/electra
- Moods: neutral
- Page: https://brandsweets.com/colors/3bb58e

## Tints & shades

- Tints (toward white): #46c39b, #59c9a6, #6dd0b0, #80d6bb, #97ddc7, #aae4d1, #beeadc, #d1f0e6, #e4f6f0, #f7fdfb
- Shades (toward black): #36a682, #2f9273, #2a8367, #25745b, #20644f, #1a5140, #154133, #103227, #0a1f18, #050f0c

## Harmonies

- Complementary: #b53b61
- Analogous: #3bb551, #3b9fb5
- Triadic: #8e3bb5, #b58e3b
- Split-complementary: #b53b9f, #b5513b
- Tetradic: #513bb5, #b53b61, #9fb53b

## Colors that go with #3bb58e

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 #3bb58e: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), N26 (https://brandsweets.com/colors/brands/n26-com), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Hot Pink** #ff69b4 [harmony, pool: complementary] — Hot Pink sits directly opposite #3bb58e on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/hotpink
- **Blue** #0000ff [pool] — 4 real palettes, including Unity's brand system and Spotify's brand system put Blue beside #3bb58e, as the supporting colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Spotify (https://brandsweets.com/colors/brands/spotify), Canva (https://brandsweets.com/colors/brands/canva-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [harmony, pool: triadic] — Cornflower Blue completes a triad with #3bb58e — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Terminal (https://brandsweets.com/palettes/technical#terminal), Canva (https://brandsweets.com/colors/brands/canva-com). — https://brandsweets.com/colors/cornflowerblue
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Fintech Trust and Tide Pool put Midnight Blue beside #3bb58e, as the text colour against it. Seen in: Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Ford (https://brandsweets.com/colors/brands/ford-com), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/midnightblue
- **Mustard Yellow** #ffdb58 [pool] — 6 real palettes, including Diner and Fresh Juice put Mustard Yellow beside #3bb58e, as the accent. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/mustard
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #3bb58e in 6 real palettes, including Khan Academy's brand system and Brilliant's brand system, as the accent. Seen in: Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Docker (https://brandsweets.com/colors/brands/docker-com), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #3bb58e in 17 real palettes, including Undergrowth and Resort, as the surface under it. Seen in: Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Resort (https://brandsweets.com/palettes/light#resort), Chime (https://brandsweets.com/colors/brands/chime-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 2.57:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #2a8367 (4.62:1); AA: background → #383838 (4.57:1); AAA: text → #20644f (7.01:1); AAA: background → #141414 (7.18:1)
- On black (#000000): 8.19:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/3bb58e-a2beb8-d459bb-1f2c2d-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: "#3bb58e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.