Closest web-safe match: #99CC66

Color Details and Palettes for #A3C663

Details about the color Sapling#A3C663

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

Lime family Cool WCAG ink: dark
HEX #A3C663 RGB rgb(163, 198, 99) HSL hsl(81, 46%, 58%) CMYK cmyk(18%, 0%, 50%, 22%)

Color profile

About Color Hex #A3C663

#A3C663 is a cool color from the Lime family, closest in name to “Sapling”. In RGB it is rgb(163, 198, 99); in HSL, hsl(81, 46%, 58%).

The color Sapling, with hexadecimal code #a3c663, resides within the green color family, the hue most connected to nature, growth, and renewal. Green soothes the eye more than any other color, making it ideal for wellness, sustainability, and financial brands. Additionally, it evokes emotions such as Nature, Healing, Balance, Stability and Calmness. Green is often linked to nature and growth universally, and in some cultures, it symbolizes fertility, renewal, and even immortality. In Islam, green holds significant religious meaning. With a moderate saturation of 46%, it has a softened, muted quality that lends sophistication and works well for backgrounds and secondary elements. With a mid-range lightness of 58%, 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 Nature, Healing, Balance, Stability, or Calmness. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

Key facts

RGB 163, 198, 99 red · green · blue HSL 81° 46% 58% hue · sat · light HSV 81° 50% 78% design-app pickers CMYK 18 0 50 22 print inks, % Luminance 0.491 0 dark → 1 light On black 10.82:1 ✓ AA contrast ratio On white 1.94:1 ✕ AA contrast ratio Web-safe #99CC66 closest web-safe Best text black ideal foreground Character Vivid cool · lime family

The story of this color

History, Usage, Psychology & Design Ideas for #A3C663

Sapling (#A3C663) belongs to the Lime 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

Lime green emerged as a popular color in the mid-20th century, fueled by psychedelic art and pop culture. The color takes its name from the citrus fruit, and its bright, acidic quality made it a staple of 1960s mod fashion and 1990s rave culture. In nature, lime green appears in new spring foliage, signaling the first stages of growth after winter dormancy.

Design & Usage Tips

Lime green projects youthful energy and works well for sports, fitness, and tech brands targeting younger demographics. It pairs effectively with dark purple or navy for bold complementary schemes, or with white for a fresh, clean look. Use lime sparingly as an accent—it can overwhelm when used as a dominant color.

Sitting on the cool side of the spectrum (hue 81°), it promotes a feeling of calm distance and intellectual clarity, which is why cool hues dominate corporate identities, healthcare design, and productivity tools. At 46% 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

Lime stimulates vitality, freshness, and excitement. It sits at the boundary of yellow's optimism and green's natural calm, creating a unique sense of dynamic growth. Lime is particularly effective in contexts where energy and eco-consciousness intersect.

With a mid-range lightness of 58%, 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

Use lime as a highlight color for progress bars, success states, and achievement badges in gamified interfaces. Combine lime with matte black for an electric, high-tech brand identity. In packaging, lime accents on white suggest organic freshness—ideal for health drinks and snack brands.

Every format

#A3C663 Color Conversions

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

12 formats
HEX Web
#A3C663

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(163, 198, 99)

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(81, 46%, 58%)

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(81, 50%, 78%)

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(81 39% 22%)

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(18%, 0%, 50%, 22%)

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(77.93% 0.133 125.43)

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

OKLab Modern
oklab(77.93% -0.077 0.108)

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: 75.50, a: -27.51, b: 45.41

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

LCH Perceptual
L: 75.50, C: 53.09, H: 121.20

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

XYZ CIE Science
X: 37.55, Y: 49.08, Z: 19.30

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
10733155

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 #A3C663

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

Red 163/255 35.4% Green 198/255 43.0% Blue 99/255 21.5%

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

Ink coverage

CMYK Ink Levels & Print Guide for #A3C663

Ink needed to reproduce Sapling in four-color print. Heaviest ink: Yellow.

18% CYAN 0% MAGENTA 50% YELLOW 22% 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 #A3C663

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

Relative luminance 0.491
0 · dark1 · light

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

Aa Black text 10.82:1 ✓ AA ✓ AAA ✓ Large
Aa White text 1.94:1 ✕ AA ✕ AAA ✕ Large

Developer shortcuts

Quick CSS Snippets for #A3C663

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

sapling.css
background-color: #A3C663;
color: #A3C663;
border: 2px solid #A3C663;
background-color: rgb(163, 198, 99);
background-color: hsl(81, 46%, 58%);
--color: #A3C663;

Shades · light to dark

#A3C663 Monochrome Palette

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

#F6F9EF
#E8F1D8
#DAE8C1
#CCE0A9
#BFD792
#B1CF7A
#A3C663
#8BA854
#728B45
#5A6D36
#414F28
#293219
#10140A

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

Harmony · 180° apart

#A3C663 Complementary Palette

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

#A3C663
#8563C5

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

Harmony · adjacent hues

#A3C663 Analogic Palette

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

#A3C663
#71C563
#C5B663
#63C585
#C58563
#63C5B6
#C56371

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

Harmony · 120° apart

#A3C663 Triadic Palette

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

#A3C663
#63A3C5
#C563A3

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

Harmony · 90° apart

#A3C663 Quad Palette

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

#A3C663
#63C5B6
#8563C5
#C56371

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

Accessibility

Color Blindness Simulation for #A3C663

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

#A3C663
#B0AD81
#B2B27B
#A58E92
#B7B7B7
Normal vision full color Deuteranopia green weakness ✓ Friendly Protanopia red weakness ✓ Friendly Tritanopia blue-yellow weakness ✕ Not 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 #A3C663

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

#8563C5
#71C563
#63A3C5
#63C5B6
Complementary opposite hue Analogous adjacent hue Triadic 120° apart Tetradic (Quad) 90° apart

Perceptually nearby

#A3C663 Nearby Colors

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

Wasabi#BBDD77
Sapling#99BB55
Venomous Sting#CCEE88
Lime It or Leave It#88AA44
Lone Hunter#99CC55
Fiddle-Leaf Fig#AACC77
Fairy Tale Green#88CC66
Sinsemilla#BBBB55

From the color-name library

Colors Similar to #A3C663

The closest named colors to #A3C663 — same mood, each with its own character.

Sapling#A3C05A
Fiddle-Leaf Fig#A6C875
Two Peas in a Pod#A5CA4F
Juicy Lime#B1CF5D
Lone Hunter#94C84C
Wicked Green#9BCA47
Aromatic Herbs#98C945
Thrilling Lime#8CC34B
Pistachio#93C572
Makin It Rain#88BB55
Frog on a Log#8FB943
Funky Frog#98BD3C

Looking for more Green shades? Browse Green colors →

Inspiration

Explore Vibrant Images Featuring Sapling (#a3c663)

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

Good to know

Frequently Asked Questions about #A3C663

#A3C663 is a cool color from the Lime family. Its closest matched name is “Sapling”, matched perceptually with the CIEDE2000 color-difference formula. In RGB it is rgb(163, 198, 99); in HSL, hsl(81, 46%, 58%).
In RGB, #A3C663 is rgb(163, 198, 99); in HSL it is hsl(81, 46%, 58%); and in CMYK — the model used for print — it is cmyk(18%, 0%, 50%, 22%).
#A3C663 has a contrast ratio of 10.82:1 against black and 1.94:1 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 #A3C663 is #8563C5 (opposite on the color wheel). For ready-made combinations, this page includes monochrome, analogous, triadic and tetradic palettes built from #A3C663 in the palette sections above.