# #40a08d

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

## Values

- Hex: `#40a08d`
- RGB: rgb(64, 160, 141)
- HSL: hsl(168, 43%, 44%)
- OKLCH: oklch(0.643 0.095 177.9)
- Relative luminance: 0.2815
- Nearest named color: Baltic (#279d9f, Δ 3.298) — https://brandsweets.com/colors/baltic
- Moods: neutral
- Page: https://brandsweets.com/colors/40a08d

## Tints & shades

- Tints (toward white): #47b39d, #5bbeaa, #6dc5b3, #83cebf, #95d5c8, #a7dcd2, #bde5dd, #d0ece6, #e5f5f2, #f8fcfb
- Shades (toward black): #3a9280, #348373, #2f7567, #29665a, #23584d, #1d4940, #173a33, #112c26, #0c1d1a, #060f0d

## Harmonies

- Complementary: #a04053
- Analogous: #40a05d, #4083a0
- Triadic: #8d40a0, #a08d40
- Split-complementary: #a04083, #a05d40
- Tetradic: #5d40a0, #a04053, #83a040

## Colors that go with #40a08d

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 #40a08d: 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), Lagoon (https://brandsweets.com/palettes/vivid#lagoon). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [pool] — Designers have shipped Copper with #40a08d: 6 real palettes, including Clean Beauty and Wellness, as the accent. Seen in: Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Wellness (https://brandsweets.com/palettes/warm#wellness), Atelier (https://brandsweets.com/palettes/elegant#atelier), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #40a08d in 6 real palettes, including Diner and DuckDuckGo's brand system, as the lead colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), Redfin (https://brandsweets.com/colors/brands/redfin-com), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #40a08d 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), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #40a08d: 7 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
- **Midnight Blue** #191970 [pool] — 8 real palettes, including Tide Pool and Fintech Trust put Midnight Blue beside #40a08d, as that palette's text colour. Seen in: Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Ford (https://brandsweets.com/colors/brands/ford-com), SoFi (https://brandsweets.com/colors/brands/sofi-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #40a08d in 7 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), Confluent (https://brandsweets.com/colors/brands/confluent-io), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Deep Pink** #ff1493 [harmony: complementary] — Deep Pink sits directly opposite #40a08d 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/deeppink

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

- On white (#ffffff): 3.17:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #348373 (4.53:1); AA: background → #292929 (4.59:1); AAA: text → #276257 (7.07:1)
- On black (#000000): 6.63:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #43a894 (7.27:1)

## Curated palettes containing it

- **Coastal** (cool, light, clean) — #2a9d8f, #8ecae6, #e9c46a, #f7fafc, #1a2b3c — Sea-teal, sky and sand — bright without shouting; works for travel, wellness, and anything near water. — tool: https://brandsweets.com/palettes/new/2a9d8f-8ecae6-e9c46a-f7fafc-1a2b3c — collection: https://brandsweets.com/palettes/cool
- **Diner** (retro, vivid, playful, bold) — #e63946, #2a9d8f, #f4d35e, #fffdf5, #1d1d1b — Cherry red, mint-teal and butter yellow — chrome-and-vinyl retro; the red does the work, the teal cools it. — tool: https://brandsweets.com/palettes/new/e63946-2a9d8f-f4d35e-fffdf5-1d1d1b — collection: https://brandsweets.com/palettes/retro

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/40a08d-a2bebc-d459ad-1f2a2d-e9f1ec?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: "#40a08d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.