# #1fc173

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

## Values

- Hex: `#1fc173`
- RGB: rgb(31, 193, 115)
- HSL: hsl(151, 72%, 44%)
- OKLCH: oklch(0.715 0.169 155.3)
- Relative luminance: 0.3967
- Nearest named color: Fennel Fiesta (#00bb77, Δ 2.109) — https://brandsweets.com/colors/fennel-fiesta
- Moods: vivid
- Page: https://brandsweets.com/colors/1fc173

## Tints & shades

- Tints (toward white): #23d780, #3adf8f, #50e29b, #6ae7aa, #80eab7, #96eec3, #b0f2d2, #c6f6df, #e0faee, #f6fefa
- Shades (toward black): #1daf68, #1a9e5e, #178c54, #147b49, #11693f, #0e5834, #0b462a, #09351f, #062315, #03120a

## Harmonies

- Complementary: #c11f6e
- Analogous: #1fc122, #1fbec1
- Triadic: #731fc1, #c1731f
- Split-complementary: #c11fbe, #c1221f
- Tetradic: #221fc1, #c11f6e, #bec11f

## Colors that go with #1fc173

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 #1fc173: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Docker (https://brandsweets.com/colors/brands/docker-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Zendesk (https://brandsweets.com/colors/brands/zendesk-com). — https://brandsweets.com/colors/charcoal
- **Mustard Yellow** #ffdb58 [pool] — 4 real palettes, including Meadow and Fresh Juice put Mustard Yellow beside #1fc173, as the supporting colour. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box). — https://brandsweets.com/colors/mustard
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #1fc173 in 5 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), Docker (https://brandsweets.com/colors/brands/docker-com), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #1fc173 in 11 real palettes, including Chime's brand system and Obsidian's brand system, as the lead colour. Seen in: Chime (https://brandsweets.com/colors/brands/chime-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/taupe
- **Orchid** #da70d6 [harmony: complementary] — Orchid sits directly opposite #1fc173 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/orchid
- **Blue** #0000ff [pool] — 3 real palettes, including Unity's brand system and Spotify's brand system put Blue beside #1fc173, as the supporting colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Spotify (https://brandsweets.com/colors/brands/spotify), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [harmony, pool: triadic] — Cornflower Blue completes a triad with #1fc173 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/cornflowerblue
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #1fc173 in 3 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), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com). — https://brandsweets.com/colors/darkolivegreen

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

- On white (#ffffff): 2.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #15844e (4.73:1); AA: background → #3d3d3d (4.62:1); AAA: text → #10653c (7.12:1); AAA: background → #1f1f1f (7.01:1)
- On black (#000000): 8.93:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Chime** — secondary #1ec677 (Δ 1.404) — https://brandsweets.com/colors/brands/chime-com
- **Ubereats** — primary #06c167 (Δ 1.634) — https://brandsweets.com/colors/brands/ubereats-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/1fc173-a2beb4-d459d0-1f2d2c-e9f1ea?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: "#1fc173" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.