# #439890

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

## Values

- Hex: `#439890`
- RGB: rgb(67, 152, 144)
- HSL: hsl(174, 39%, 43%)
- OKLCH: oklch(0.625 0.083 187)
- Relative luminance: 0.2566
- Nearest named color: Baltic (#279d9f, Δ 2.444) — https://brandsweets.com/colors/baltic
- Moods: neutral
- Page: https://brandsweets.com/colors/439890

## Tints & shades

- Tints (toward white): #4caea4, #5cb7ae, #71c1b9, #83c9c2, #98d2cc, #aadad5, #bfe3df, #d1ebe8, #e6f4f3, #f8fcfb
- Shades (toward black): #3d8a82, #367c75, #306e68, #2a605a, #255550, #1f4743, #193936, #132b28, #0c1c1b, #060e0d

## Harmonies

- Complementary: #98434b
- Analogous: #439865, #437698
- Triadic: #904398, #989043
- Split-complementary: #984376, #986543
- Tetradic: #654398, #98434b, #769843

## Colors that go with #439890

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 #439890: softer than #000 and cool enough to feel like part of the same palette. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), N26 (https://brandsweets.com/colors/brands/n26-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [harmony, pool: triadic] — Copper completes a triad with #439890 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Wellness (https://brandsweets.com/palettes/warm#wellness), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #439890 in 8 real palettes, including Diner and Redfin's brand system, as the lead colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Redfin (https://brandsweets.com/colors/brands/redfin-com), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #439890: 9 real palettes, including Peacock and Intel's brand system, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #439890 in 4 real palettes, including Noir Beauty and Ledger Dark, as the lead colour. Seen in: Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Open House (https://brandsweets.com/palettes/clean#open-house), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/goldenrod
- **Midnight Blue** #191970 [pool] — 9 real palettes, including Tide Pool and Ford's brand system put Midnight Blue beside #439890, as that palette's text colour. Seen in: Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Ford (https://brandsweets.com/colors/brands/ford-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), SoFi (https://brandsweets.com/colors/brands/sofi-com). — https://brandsweets.com/colors/midnightblue
- **Orange** #ffa500 [pool] — 5 real palettes, including Campus and Mint Modern put Orange beside #439890, as the accent. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Gopro (https://brandsweets.com/colors/brands/gopro-com), Graphite (https://brandsweets.com/palettes/technical#graphite). — https://brandsweets.com/colors/orange
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #439890 in 8 real palettes, including Confluent's brand system and Subaru's brand system, as the supporting colour. Seen in: Confluent (https://brandsweets.com/colors/brands/confluent-io), Subaru (https://brandsweets.com/colors/brands/subaru-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org). — https://brandsweets.com/colors/royalblue

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

- On white (#ffffff): 3.42:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #388078 (4.64:1); AA: background → #242424 (4.53:1); AAA: text → #2a605a (7.19:1)
- On black (#000000): 6.13:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #49a79d (7.3:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/439890-a2bebe-d459a1-1f292d-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: "#439890" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.