# #04a491

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

## Values

- Hex: `#04a491`
- RGB: rgb(4, 164, 145)
- HSL: hsl(173, 95%, 33%)
- OKLCH: oklch(0.645 0.116 180.7)
- Relative luminance: 0.2862
- Nearest named color: Hobgoblin (#01ad8f, Δ 2.829) — https://brandsweets.com/colors/hobgoblin
- Moods: vivid
- Page: https://brandsweets.com/colors/04a491

## Tints & shades

- Tints (toward white): #05c7b0, #06e5cb, #15f9de, #33fae3, #56fbe7, #74fbec, #97fcf0, #b4fdf5, #d7fef9, #f5fffe
- Shades (toward black): #049584, #038677, #03776a, #03685d, #025e54, #025047, #024139, #01322c, #01231f, #011412

## Harmonies

- Complementary: #a40417
- Analogous: #04a441, #0467a4
- Triadic: #9104a4, #a49104
- Split-complementary: #a40467, #a44104
- Tetradic: #4104a4, #a40417, #67a404

## Colors that go with #04a491

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 #04a491: 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
- **Blue** #0000ff [pool] — 4 real palettes, including Unity's brand system and Canva's brand system put Blue beside #04a491, as the supporting colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Canva (https://brandsweets.com/colors/brands/canva-com), Kia (https://brandsweets.com/colors/brands/kia-com), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #04a491: 4 real palettes, including Arctic and Canva's brand system, as the accent. Seen in: Arctic (https://brandsweets.com/palettes/clean#arctic), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #04a491 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
- **Denim** #1560bd [pool] — Designers have shipped Denim with #04a491: 5 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] — 7 real palettes, including Tide Pool and Fintech Trust put Midnight Blue beside #04a491, 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 #04a491 in 7 real palettes, including Khan Academy's brand system and Confluent's brand system, as the accent. Seen in: Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Confluent (https://brandsweets.com/colors/brands/confluent-io), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Deep Pink** #ff1493 [harmony: complementary] — Deep Pink sits directly opposite #04a491 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): 3.12:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #038173 (4.78:1); AA: background → #2b2b2b (4.53:1); AAA: text → #036358 (7.17:1)
- On black (#000000): 6.72:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #04a996 (7.12:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/04a491-a2bebe-d459a3-1f292d-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: "#04a491" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.