# #2bb1a8

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

## Values

- Hex: `#2bb1a8`
- RGB: rgb(43, 177, 168)
- HSL: hsl(176, 61%, 43%)
- OKLCH: oklch(0.69 0.111 188.1)
- Relative luminance: 0.3479
- Nearest named color: lightseagreen (#20b2aa, Δ 0.427) — https://brandsweets.com/colors/lightseagreen
- Moods: vivid
- Page: https://brandsweets.com/colors/2bb1a8

## Tints & shades

- Tints (toward white): #31c9bf, #42d1c8, #5bd7cf, #6fdcd5, #88e2dc, #9ce7e2, #b5ede9, #caf2ef, #e2f8f7, #f7fdfd
- Shades (toward black): #27a098, #239088, #1f7f79, #1b6f69, #18635e, #14524e, #10423e, #0c312f, #08211f, #041010

## Harmonies

- Complementary: #b12b34
- Analogous: #2bb165, #2b77b1
- Triadic: #a82bb1, #b1a82b
- Split-complementary: #b12b77, #b1652b
- Tetradic: #652bb1, #b12b34, #77b12b

## Colors that go with #2bb1a8

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 #2bb1a8: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lagoon (https://brandsweets.com/palettes/vivid#lagoon), N26 (https://brandsweets.com/colors/brands/n26-com), Coastal (https://brandsweets.com/palettes/cool#coastal), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Denim** #1560bd [pool] — Designers have shipped Denim with #2bb1a8: 5 real palettes, including Peacock and Open House, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Open House (https://brandsweets.com/palettes/clean#open-house), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 7 real palettes, including Ford's brand system and Confluent's brand system put Midnight Blue beside #2bb1a8, as the lead colour. Seen in: Ford (https://brandsweets.com/colors/brands/ford-com), Confluent (https://brandsweets.com/colors/brands/confluent-io), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), SoFi (https://brandsweets.com/colors/brands/sofi-com). — https://brandsweets.com/colors/midnightblue
- **Mustard Yellow** #ffdb58 [pool] — 4 real palettes, including Diner and Lido put Mustard Yellow beside #2bb1a8, as the accent. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Lido (https://brandsweets.com/palettes/vivid#lido), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice). — https://brandsweets.com/colors/mustard
- **Orange** #ffa500 [pool] — 4 real palettes, including Mint Modern and Graphite put Orange beside #2bb1a8, as the accent. Seen in: Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Graphite (https://brandsweets.com/palettes/technical#graphite), Gopro (https://brandsweets.com/colors/brands/gopro-com), Olympics (https://brandsweets.com/colors/brands/olympics-com). — https://brandsweets.com/colors/orange
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #2bb1a8 in 5 real palettes, including Khan Academy's brand system and Confluent's brand system, as the accent. Seen in: Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Confluent (https://brandsweets.com/colors/brands/confluent-io), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Elastic (https://brandsweets.com/colors/brands/elastic-co). — https://brandsweets.com/colors/royalblue
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #2bb1a8: 4 real palettes, including Deep Water and Fintech Trust, as the supporting colour. Seen in: Deep Water (https://brandsweets.com/palettes/dark#deep-water), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Telegram (https://brandsweets.com/colors/brands/telegram-org), Olympics (https://brandsweets.com/colors/brands/olympics-com). — https://brandsweets.com/colors/steelblue
- **Tomato** #ff6347 [harmony, pool: split] — Tomato is a split-complement of #2bb1a8: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice). — https://brandsweets.com/colors/tomato

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

- On white (#ffffff): 2.64:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #20837d (4.56:1); AA: background → #363636 (4.58:1); AAA: text → #18635e (7.03:1); AAA: background → #121212 (7.1:1)
- On black (#000000): 7.96:1 — 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/2bb1a8-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: "#2bb1a8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.