# #39b18d

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

## Values

- Hex: `#39b18d`
- RGB: rgb(57, 177, 141)
- HSL: hsl(162, 51%, 46%)
- OKLCH: oklch(0.685 0.119 169)
- Relative luminance: 0.3424
- Nearest named color: Herbal (#29ab87, Δ 2.09) — https://brandsweets.com/colors/herbal
- Moods: neutral
- Page: https://brandsweets.com/colors/39b18d

## Tints & shades

- Tints (toward white): #42c29c, #56c8a6, #6dd0b2, #80d6bc, #93dcc6, #a6e2d0, #bae9da, #d1f0e7, #e4f6f1, #f7fdfb
- Shades (toward black): #34a281, #2f9275, #297f65, #247059, #1f604d, #1a5140, #154134, #0f2e25, #0a1f19, #050f0c

## Harmonies

- Complementary: #b1395d
- Analogous: #39b151, #3999b1
- Triadic: #8d39b1, #b18d39
- Split-complementary: #b13999, #b15139
- Tetradic: #5139b1, #b1395d, #99b139

## Colors that go with #39b18d

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 #39b18d: softer than #000 and cool enough to feel like part of the same palette. Seen in: N26 (https://brandsweets.com/colors/brands/n26-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Hot Pink** #ff69b4 [harmony, pool: complementary] — Hot Pink sits directly opposite #39b18d 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 #39b18d, 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
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Fintech Trust and Tide Pool put Midnight Blue beside #39b18d, 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] — 5 real palettes, including Diner and Crayon Box put Mustard Yellow beside #39b18d, as the accent. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/mustard
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #39b18d 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), Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #39b18d in 16 real palettes, including Resort and Undergrowth, as the text colour against it. Seen in: Resort (https://brandsweets.com/palettes/light#resort), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Chime (https://brandsweets.com/colors/brands/chime-com), Polaroid (https://brandsweets.com/palettes/light#polaroid). — https://brandsweets.com/colors/taupe
- **Tomato** #ff6347 [harmony, pool: split] — Tomato is a split-complement of #39b18d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/tomato

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

- On white (#ffffff): 2.68:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #2a8368 (4.62:1); AA: background → #363636 (4.52:1); AAA: text → #1f604d (7.4:1); AAA: background → #121212 (7:1)
- On black (#000000): 7.85:1 — 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/39b18d-a2beb9-d459b9-1f2b2d-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: "#39b18d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.