# #3bb5ab

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

## Values

- Hex: `#3bb5ab`
- RGB: rgb(59, 181, 171)
- HSL: hsl(175, 51%, 47%)
- OKLCH: oklch(0.704 0.107 187.2)
- Relative luminance: 0.3692
- Nearest named color: lightseagreen (#20b2aa, Δ 1.55) — https://brandsweets.com/colors/lightseagreen
- Moods: neutral
- Page: https://brandsweets.com/colors/3bb5ab

## Tints & shades

- Tints (toward white): #46c3b9, #59c9c0, #6dd0c7, #80d6cf, #97ddd7, #aae4df, #beeae6, #d1f0ed, #e4f6f5, #f7fdfc
- Shades (toward black): #36a69c, #2f928a, #2a837c, #25746d, #20645e, #1a514c, #15413e, #10322f, #0a1f1d, #050f0f

## Harmonies

- Complementary: #b53b45
- Analogous: #3bb56e, #3b82b5
- Triadic: #ab3bb5, #b5ab3b
- Split-complementary: #b53b82, #b56e3b
- Tetradic: #6e3bb5, #b53b45, #82b53b

## Colors that go with #3bb5ab

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 #3bb5ab: 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), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #3bb5ab in 4 real palettes, including Undergrowth and Forest Floor, as the supporting colour. Seen in: Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Warp (https://brandsweets.com/colors/brands/warp-dev), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #3bb5ab: 4 real palettes, including Open House and Peacock, as the lead colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Peacock (https://brandsweets.com/palettes/vivid#peacock), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #3bb5ab: 4 real palettes, including Unity's brand system and Patreon's brand system, as the lead colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Patreon (https://brandsweets.com/colors/brands/patreon-com), Spline (https://brandsweets.com/colors/brands/spline-design), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/dodgerblue
- **Midnight Blue** #191970 [pool] — 7 real palettes, including Ford's brand system and Confluent's brand system put Midnight Blue beside #3bb5ab, 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 Crayon Box and Lido put Mustard Yellow beside #3bb5ab, as the accent. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Lido (https://brandsweets.com/palettes/vivid#lido), Diner (https://brandsweets.com/palettes/vivid#diner), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice). — https://brandsweets.com/colors/mustard
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #3bb5ab in 4 real palettes, including Cursor's brand system and Neon's brand system, as the lead colour. Seen in: Cursor (https://brandsweets.com/colors/brands/cursor-com), Neon (https://brandsweets.com/colors/brands/neon-tech), Launch Orange (https://brandsweets.com/palettes/bold#launch-orange), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/orangered
- **Pale Violet Red** #db7093 [harmony: complementary] — Pale Violet Red sits directly opposite #3bb5ab 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/palevioletred

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

- On white (#ffffff): 2.5:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #2a837c (4.53:1); AA: background → #383838 (4.68:1); AAA: text → #1f605b (7.29:1); AAA: background → #171717 (7.16:1)
- On black (#000000): 8.38:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Lagoon** (ocean, vivid, light, summer) — #06b6d4, #14b8a6, #fde68a, #ffffff, #134e4a — Turquoise and teal with a sand-yellow on white — shallow tropical water; the deep teal text is the reef. — tool: https://brandsweets.com/palettes/new/06b6d4-14b8a6-fde68a-ffffff-134e4a — collection: https://brandsweets.com/palettes/ocean

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/3bb5ab-a2bdbe-d4599f-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: "#3bb5ab" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.