# #4da9ac

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

## Values

- Hex: `#4da9ac`
- RGB: rgb(77, 169, 172)
- HSL: hsl(182, 38%, 49%)
- OKLCH: oklch(0.681 0.087 198.2)
- Relative luminance: 0.3293
- Nearest named color: Atlas Cedar (#5ca0a7, Δ 2.57) — https://brandsweets.com/colors/atlas-cedar
- Moods: cool, modern
- Page: https://brandsweets.com/colors/4da9ac

## Tints & shades

- Tints (toward white): #5db3b6, #6fbcbe, #80c4c6, #92ccce, #a4d4d6, #b2dbdc, #c3e3e4, #d5ebec, #e6f3f4, #f8fcfc
- Shades (toward black): #479b9e, #3f8a8d, #397c7f, #316b6d, #2b5d5f, #234c4d, #1c3e3f, #152d2e, #0e1f20, #060e0e

## Harmonies

- Complementary: #ac514d
- Analogous: #4dac80, #4d7aac
- Triadic: #ac4da9, #a9ac4d
- Split-complementary: #ac4d7a, #ac804d
- Tetradic: #804dac, #ac514d, #7aac4d

## Colors that go with #4da9ac

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 #4da9ac: softer than #000 and cool enough to feel like part of the same palette. Seen in: N26 (https://brandsweets.com/colors/brands/n26-com), Lido (https://brandsweets.com/palettes/vivid#lido), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Terracotta** #e2725b [harmony, pool: complementary] — Terracotta sits directly opposite #4da9ac on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Alpine (https://brandsweets.com/palettes/cool#alpine), Resort (https://brandsweets.com/palettes/light#resort). — https://brandsweets.com/colors/terracotta
- **Burlywood** #deb887 [pool] — Burlywood is paired with #4da9ac in 4 real palettes, including Coastal and Polaroid, as the accent. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Polaroid (https://brandsweets.com/palettes/light#polaroid), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/burlywood
- **Copper** #b87333 [pool] — Designers have shipped Copper with #4da9ac: 4 real palettes, including Dusk and Clean Beauty, as the accent. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #4da9ac: 5 real palettes, including Open House and Dusk, as the lead colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Dusk (https://brandsweets.com/palettes/cool#dusk), Peacock (https://brandsweets.com/palettes/vivid#peacock), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #4da9ac: 5 real palettes, including Unity's brand system and Studio Grey, as the lead colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Studio Grey (https://brandsweets.com/palettes/minimal#studio-grey), Patreon (https://brandsweets.com/colors/brands/patreon-com), Spline (https://brandsweets.com/colors/brands/spline-design). — 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 #4da9ac, as the lead colour. Seen in: Ford (https://brandsweets.com/colors/brands/ford-com), Confluent (https://brandsweets.com/colors/brands/confluent-io), SoFi (https://brandsweets.com/colors/brands/sofi-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/midnightblue
- **Orange** #ffa500 [pool] — 4 real palettes, including Graphite and Mint Modern put Orange beside #4da9ac, as the accent. Seen in: Graphite (https://brandsweets.com/palettes/technical#graphite), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Gopro (https://brandsweets.com/colors/brands/gopro-com), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai). — https://brandsweets.com/colors/orange

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

- On white (#ffffff): 2.77:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #3a8082 (4.58:1); AA: background → #333333 (4.56:1); AAA: text → #2c6163 (7.01:1); AAA: background → #0d0d0d (7.02:1)
- On black (#000000): 7.59:1 — 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/4da9ac-a2babe-d45990-1f272d-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: "#4da9ac" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.