# #5bb2be

A color — cool, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#5bb2be`
- RGB: rgb(91, 178, 190)
- HSL: hsl(187, 43%, 55%)
- OKLCH: oklch(0.714 0.085 207.2)
- Relative luminance: 0.3778
- Nearest named color: Blue Bobbin (#52b4ca, Δ 1.717) — https://brandsweets.com/colors/blue-bobbin
- Moods: cool, modern
- Page: https://brandsweets.com/colors/5bb2be

## Tints & shades

- Tints (toward white): #69b9c3, #7cc1cb, #8ac8d0, #99cfd6, #abd8de, #badfe3, #c8e5e9, #d7ecef, #e9f5f6, #f8fcfc
- Shades (toward black): #49aab6, #4199a4, #3a8892, #337780, #2c666d, #235158, #1c4045, #142f33, #0d1f21, #060e0f

## Harmonies

- Complementary: #be665b
- Analogous: #5bbe98, #5b81be
- Triadic: #be5bb2, #b2be5b
- Split-complementary: #be5b81, #be985b
- Tetradic: #985bbe, #be665b, #81be5b

## Colors that go with #5bb2be

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 #5bb2be: 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), Lido (https://brandsweets.com/palettes/vivid#lido), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 4 real palettes, including Canva's brand system and Warp's brand system put Blue beside #5bb2be, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Unity (https://brandsweets.com/colors/brands/unity-com), Uber (https://brandsweets.com/colors/brands/uber-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #5bb2be in 4 real palettes, including Riot Games's brand system and Diner, as the supporting colour. Seen in: Riot Games (https://brandsweets.com/colors/brands/riotgames-com), Diner (https://brandsweets.com/palettes/vivid#diner), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), JBL (https://brandsweets.com/colors/brands/jbl-com). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #5bb2be in 4 real palettes, including Warp's brand system and Oatmeal, as the accent. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #5bb2be: 6 real palettes, including Open House and Coca-Cola's brand system, as the lead colour. Seen in: 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), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #5bb2be: 6 real palettes, including Patreon's brand system and Figma's brand system, as the accent. Seen in: Patreon (https://brandsweets.com/colors/brands/patreon-com), Figma (https://brandsweets.com/colors/brands/figma), Venmo (https://brandsweets.com/colors/brands/venmo-com), Opensea (https://brandsweets.com/colors/brands/opensea-io). — https://brandsweets.com/colors/dodgerblue
- **Goldenrod** #daa520 [harmony, pool: triadic] — Goldenrod completes a triad with #5bb2be — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty). — https://brandsweets.com/colors/goldenrod
- **Midnight Blue** #191970 [pool] — 10 real palettes, including Confluent's brand system and Ford's brand system put Midnight Blue beside #5bb2be, as the lead colour. Seen in: Confluent (https://brandsweets.com/colors/brands/confluent-io), Ford (https://brandsweets.com/colors/brands/ford-com), Open House (https://brandsweets.com/palettes/clean#open-house), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 2.45:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #367d87 (4.73:1); AA: background → #3b3b3b (4.56:1); AAA: text → #295f66 (7.18:1); AAA: background → #1a1a1a (7.09:1)
- On black (#000000): 8.56:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/5bb2be-a2b8be-df4e83-1f262d-e9f1ee?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: "#5bb2be" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.