Closest web-safe match: #339999

Color Details and Palettes for #3F868E

Details about the color Paradiso#3F868E

Conversions, palettes, contrast & design ideas for this color.

Cyan family Cool WCAG ink: white
HEX #3F868E RGB rgb(63, 134, 142) HSL hsl(186, 39%, 40%) CMYK cmyk(56%, 6%, 0%, 44%)

Color profile

About Color Hex #3F868E

#3F868E is a cool color from the Cyan family, closest in name to “Paradiso”. In RGB it is rgb(63, 134, 142); in HSL, hsl(186, 39%, 40%).

The color Paradiso, with hexadecimal code #3f868e, is categorized under the cyan family—a cool, refreshing hue fundamental to CMYK printing. Cyan evokes clarity, focus, and digital innovation, appearing across tech interfaces and futuristic design systems. Additionally, it evokes emotions such as Trust, Peace, Loyalty, Integrity and Tranquility. Cyan or blue-green is associated with healing, water, and tranquility. It can symbolize communication and clarity in various cultures. With a moderate saturation of 39%, it has a softened, muted quality that lends sophistication and works well for backgrounds and secondary elements. With a mid-range lightness of 40%, it offers excellent versatility—readable as text on light backgrounds and visible as an element on dark ones. This color is ideal for designs that aim to express Trust, Peace, Loyalty, Integrity, or Tranquility. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

Key facts

RGB 63, 134, 142 red · green · blue HSL 186° 39% 40% hue · sat · light HSV 186° 56% 56% design-app pickers CMYK 56 6 0 44 print inks, % Luminance 0.201 0 dark → 1 light On black 5.01:1 ✓ AA contrast ratio On white 4.19:1 ✕ AA contrast ratio Web-safe #339999 closest web-safe Best text black ideal foreground Character Vivid cool · cyan family

The story of this color

History, Usage, Psychology & Design Ideas for #3F868E

Paradiso (#3F868E) belongs to the Cyan color family.

With moderate saturation and balanced lightness, this muted tone feels sophisticated and understated. Muted hues like this excel in editorial design, professional portfolios, and interior spaces that seek calm refinement.

Historical Background

Cyan is one of the four foundational inks in CMYK printing, making it literally indispensable to modern publishing. The name derives from the Greek kyanos, meaning 'dark blue,' though the color we call cyan today is distinctly lighter. Ancient Egyptian blue—one of the earliest synthetic pigments (c. 2200 BC)—was close to cyan and used extensively in tomb paintings and pottery across the Nile Valley.

Design & Usage Tips

Cyan projects a high-tech, digital-forward identity and pairs naturally with white for clean interfaces or with magenta for vibrant contrast. It works well for SaaS products, data-visualization tools, and creative agencies. Use cyan sparingly on warm-toned palettes, as it can feel cold in those contexts.

Sitting on the cool side of the spectrum (hue 186°), it promotes a feeling of calm distance and intellectual clarity, which is why cool hues dominate corporate identities, healthcare design, and productivity tools. At 39% saturation, the color has a muted, sophisticated quality that pairs well with bolder accents. It works as a background, a border, or a secondary element in layered compositions.

Psychological Impact

Cyan stimulates mental clarity, focus, and communication. It feels refreshing—like a splash of cool water—making it ideal for apps and services centered on productivity, learning, or wellness. Cyan also carries associations with futurism and digital innovation.

With a mid-range lightness of 40%, this tone is highly versatile: dark enough to serve as body text on white, yet light enough to stand out on charcoal or navy backgrounds.

Creative Design Ideas

Build a dark-mode interface with cyan accent elements (buttons, links, progress indicators) on a charcoal background for a sleek developer-tool aesthetic. Use cyan-to-blue gradients in header sections for SaaS landing pages. In print, spot-color cyan on uncoated paper stock creates a tactile, modern feel.

Every format

#3F868E Color Conversions

Every way to write Paradiso — one-tap copy on every format; tap on any card to learn what it is and when to use it.

12 formats
HEX Web
#3F868E

Hexadecimal is the web’s universal color notation — two digits each for red, green and blue. Drop it straight into HTML, CSS or any design tool.

RGB Screen
rgb(63, 134, 142)

RGB is the additive Red-Green-Blue model every screen uses to emit light. The default choice for websites, apps and on-screen UI.

HSL Web
hsl(186, 39%, 40%)

HSL breaks a color into Hue, Saturation and Lightness — the most intuitive way to lighten, darken or mute a color in CSS.

HSV HSB Design
hsv(186, 56%, 56%)

HSV (also called HSB) maps Hue, Saturation and Value/Brightness. It is the model behind the color pickers in Photoshop, Figma and most design apps.

HWB CSS 4
hwb(186 25% 44%)

HWB blends a pure hue with Whiteness and Blackness — a painter-friendly model added in CSS Color 4 for quick tints and shades.

CMYK Print
cmyk(56%, 6%, 0%, 44%)

CMYK is the subtractive Cyan-Magenta-Yellow-Black ink model. Use these values when preparing artwork for a printer or commercial press.

OKLCH Modern
oklch(57.78% 0.072 205.21)

OKLCH is a modern, perceptually-uniform space (Lightness, Chroma, Hue). It powers smooth gradients and accessible palettes in today’s CSS.

OKLab Modern
oklab(57.78% -0.065 -0.031)

OKLab is the Cartesian form of OKLCH — ideal for blending and interpolating colors without the muddy midpoints older spaces produce.

CIELAB L*a*b* Perceptual
L: 51.90, a: -19.77, b: -11.08

CIELAB is a device-independent, perceptually-uniform space. It is the standard for measuring color difference (ΔE) and matching across devices.

LCH Perceptual
L: 51.90, C: 22.67, H: 209.26

LCH is CIELAB in cylindrical form — Lightness, Chroma and Hue — letting you adjust vividness and hue while staying perceptually even.

XYZ CIE Science
X: 15.46, Y: 20.06, Z: 28.65

CIE XYZ is the 1931 master space that underpins every other model here — the scientific bridge used to convert between color systems.

Decimal int Code
4163214

The 24-bit integer value of the color — handy for databases, APIs, game engines and low-level graphics code.

Channel breakdown

RGB Color Percentages for #3F868E

How much red, green and blue light mixes into Paradiso.

Red 63/255 18.6% Green 134/255 39.5% Blue 142/255 41.9%

Percentages show each channel's share of the total light (R + G + B) in Paradiso.

Ink coverage

CMYK Ink Levels & Print Guide for #3F868E

Ink needed to reproduce Paradiso in four-color print. Heaviest ink: Cyan.

56% CYAN 6% MAGENTA 0% YELLOW 44% KEY

Print tip: treat these values as a starting point — final output depends on printer profile, paper stock and calibration.

Accessibility · WCAG

Luminance & Contrast for #3F868E

How bright Paradiso is, and how far black and white text clear each WCAG bar.

Relative luminance 0.201
0 · dark1 · light

Contrast ratio · 1:1 → 21:1 (log scale)

Aa Black text 5.01:1 ✓ AA ✕ AAA ✓ Large
Aa White text 4.19:1 ✕ AA ✕ AAA ✓ Large

Developer shortcuts

Quick CSS Snippets for #3F868E

Copy-and-paste CSS for Paradiso — per-line copy, or grab the whole block.

paradiso.css
background-color: #3F868E;
color: #3F868E;
border: 2px solid #3F868E;
background-color: rgb(63, 134, 142);
background-color: hsl(186, 39%, 40%);
--color: #3F868E;

Shades · light to dark

#3F868E Monochrome Palette

Lighter and darker steps of Paradiso — the color's full brightness range in one strip.

#ECF3F4
#CFE1E3
#B2CFD2
#95BCC1
#79AAB0
#5C989F
#3F868E
#367279
#2C5E63
#234A4E
#193639
#102224
#060D0E

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 180° apart

#3F868E Complementary Palette

Two colors opposite on the wheel — maximum contrast for attention-grabbing accents.

#3F868E
#8E463E

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · adjacent hues

#3F868E Analogic Palette

Neighboring hues on the wheel — harmonious, calm combinations that feel unified.

#3F868E
#3E5E8E
#3E8E6E
#463E8E
#3E8E46
#6E3E8E
#5E8E3E

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 120° apart

#3F868E Triadic Palette

Three colors evenly spaced on the wheel — vibrant and energetic, yet balanced.

#3F868E
#8E3E86
#868E3E

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 90° apart

#3F868E Quad Palette

Four colors evenly spaced on the wheel (tetradic) — rich schemes with multiple accents.

#3F868E
#6E3E8E
#8E463E
#5E8E3E

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Accessibility

Color Blindness Simulation for #3F868E

How Paradiso reads across five kinds of color vision — a ✓ Friendly verdict means the color difference stays distinguishable for that vision type.

#3F868E
#5A548C
#5E5E8C
#438B8A
#777777
Normal vision full color Deuteranopia green weakness ✕ Not friendly Protanopia red weakness ✕ Not friendly Tritanopia blue-yellow weakness ✓ Friendly Achromatopsia total color blindness ✕ Not friendly

The dot marks the original color. Hover any shade to copy its hex.

Harmony overview

Color Harmonies for #3F868E

The lead color from each harmony scheme, side by side — a shortcut to the full palettes above.

#8E463E
#3E5E8E
#8E3E86
#6E3E8E
Complementary opposite hue Analogous adjacent hue Triadic 120° apart Tetradic (Quad) 90° apart

Perceptually nearby

#3F868E Nearby Colors

A step away in brightness, richness or shade — each still feels like the same color.

Lagoon#559999
Ming#337777
Twilight Meadow#66AAAA
Ocean’s Embrace#226677
Cruising#008899
Paradiso#558888
Waikiki#448899
Turkish Jade#448888

From the color-name library

Colors Similar to #3F868E

The closest named colors to #3F868E — same mood, each with its own character.

Paradiso#488084
Turkish Jade#2B888D
Submerged#4A7D82
Cruising#018498
Mysterious Blue#3E7A85
Waikiki#218BA0
Bermuda#1B7D8D
Jade Jewel#247E81
Diver’s Eden#3A797E
Panorama#327A88
Oasis#0092A3
Dark Cyan#008B8B

Looking for more Cyan shades? Browse Cyan colors →

Inspiration

Explore Vibrant Images Featuring Paradiso (#3f868e)

Curated Unsplash photos that carry the mood of Paradiso — hover any tile to download it or view the original.

Good to know

Frequently Asked Questions about #3F868E

#3F868E is a cool color from the Cyan family. Its closest matched name is “Paradiso”, matched perceptually with the CIEDE2000 color-difference formula. In RGB it is rgb(63, 134, 142); in HSL, hsl(186, 39%, 40%).
In RGB, #3F868E is rgb(63, 134, 142); in HSL it is hsl(186, 39%, 40%); and in CMYK — the model used for print — it is cmyk(56%, 6%, 0%, 44%).
#3F868E has a contrast ratio of 5.01:1 against black and 4.19:1 against white. For readability, black body text meets the WCAG AA threshold of 4.5:1 on it, while white does not.
The direct complement of #3F868E is #8E463E (opposite on the color wheel). For ready-made combinations, this page includes monochrome, analogous, triadic and tetradic palettes built from #3F868E in the palette sections above.