Color Details and Palettes for #AAAAB3

Details about the color Nebulous December

Closest web-safe match: #9999CC

Use this color in our tools

Every tool opens preloaded with #AAAAB3 — pick where to take it next.

 #AAAAB3
Simulate color Preview this color on real UI components Check contrast Check WCAG contrast for this color Generate harmony Build a 5-color harmony from this color Build a gradient Use this color as a gradient stop Convert formats View HEX, RGB, HSL, HSV, CMYK, OKLCH Color blindness Preview this color across vision types Mix with another Blend this color with another Find closest Pantone Approximate Pantone Solid Coated match

About Color Hex #aaaab3

The color Nebulous December, with hexadecimal code #aaaab3, sits in the gray spectrum, evoking neutrality, balance, and professional composure. Grays anchor palettes without competing for attention. Additionally, it evokes emotions such as Softness, Delicacy, Calmness, Relaxation and Friendliness. With negligible saturation (6%), this color is effectively achromatic—a pure neutral that pairs with any hue without competition. At 68% lightness, it strikes an approachable, open balance—bright enough to feel welcoming yet substantial enough to carry visual weight. This color is ideal for designs that aim to express Softness, Delicacy, Calmness, Relaxation, or Friendliness. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

The RGB values for Nebulous December are (170, 170, 179), providing a combination of red: 170, green: 170, and blue: 179. In HSL format, it has a hue of 240.00°, saturation of 6.00%, and lightness of 68.00%.

The HSV representation includes a hue of 240.00°, saturation of 5.00%, and value of 70.00%. Its CMYK composition is cyan: 5.00%, magenta: 5.00%, yellow: 0.00%, and black: 30.00%.

The calculated luminance of #aaaab3 is 0.406, offering a brightness level suitable for various design requirements.

This color is not part of the web-safe color palette. The closest web-safe color to this is the color HEX #9999CC. Its contrast ratio is 9.11:1 against black and 2.31:1 against white. It works well on dark backgrounds but may be less readable on lighter ones.

In terms of color temperature, #aaaab3 reads as neutral. When it comes to accessibility, testing against standard guidelines suggests that using black text meets typical WCAG contrast standards. Additionally, the ideal foreground color for improved legibility on #aaaab3 is black.

Considering its saturation and lightness, #aaaab3 appears more vivid and energetic, making it stand out in designs that aim to capture attention.

History, Usage, Psychology & Design Ideas for #AAAAB3

Nebulous December (#AAAAB3) belongs to the Gray color family.

As an achromatic shade, this color carries a timeless, versatile neutrality that anchors any palette it joins.

Historical Background

Gray has long bridged the extremes of black and white in art and symbolism. Medieval monks wore gray habits to signal humility and penance. In Impressionist painting, artists discovered that mixing complementary colors yielded luminous grays far richer than simple black-white blends, unlocking new expressive possibilities that influenced everything from Monet's haystacks to Whistler's nocturnes.

Design & Usage Tips

Mid-tone grays are the workhorse of web and print layout, providing structure without stealing attention from primary content. Use gray for secondary text, borders, and icon states. A carefully chosen gray can unify diverse color accents across a multi-brand ecosystem.

Psychological Impact

Gray projects neutrality, professionalism, and composure. It anchors more vibrant colors and prevents visual chaos. Overuse, however, can feel flat or indecisive, so balancing gray with at least one saturated accent keeps designs engaging.

At 68% lightness, it reads clearly on dark backgrounds and provides a welcoming, open feel in light-themed designs—versatile across both contexts.

Creative Design Ideas

Build a grayscale type hierarchy—dark gray headings, medium-gray body text, light-gray captions—to establish clear information architecture. Combine warm grays (slightly yellow undertones) with wood-texture photography for an organic, approachable brand feel.

#AAAAB3 Color Conversions

Every way to write Nebulous December — copy Nebulous December as RGB, HSL, HSV, HWB, CMYK, OKLCH, OKLab, CIELAB, LCH, XYZ or a decimal integer. One-tap copy on every format; tap on any card to learn what it is and when to use it.

12 formats
HEX Web
#AAAAB3

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(170, 170, 179)

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(240, 6%, 68%)

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(240, 5%, 70%)

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(240 67% 30%)

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(5%, 5%, 0%, 30%)

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(74.08% 0.013 286.08)

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

OKLab Modern
oklab(74.08% 0.004 -0.012)

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: 69.86, a: 1.74, b: -4.62

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

LCH Perceptual
L: 69.86, C: 4.94, H: 290.68

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

XYZ CIE Science
X: 39.09, Y: 40.55, Z: 48.41

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
11184819

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

RGB Color Percentages for #aaaab3

RGB Color Percentages for Nebulous December (HEX Code: #aaaab3) display the relative contribution of Red, Green, and Blue in forming the color. Understanding these percentages provides insight into the color's visual balance and primary components.

This color is primarily dominated by Blue, making up 34.49% of the total composition. The complete breakdown of RGB contributions is:

Red:
32.76%
Green:
32.76%
Blue:
34.49%

This analysis highlights the influence of each primary color, offering a deeper understanding of the visual characteristics of Nebulous December.

CMYK Ink Levels & Print Guide for #aaaab3

CMYK Ink Levels for Nebulous December (HEX Code: #aaaab3) provide a breakdown of the percentages of Cyan, Magenta, Yellow, and Black inks needed for accurate print reproduction. The composition of Nebulous December prominently features Key, reflecting its dominant color characteristic. This information is invaluable for optimizing ink usage and achieving precise color results in printed materials.

The exact CMYK values are: Cyan: 5.03%, Magenta: 5.03%, Yellow: 0%, and Black: 29.8%.

Luminance & Contrast for #AAAAB3

Relative luminance gauges how bright Nebulous December is, while the WCAG contrast ratios show how legible black or white text is on it — and which accessibility levels (AA / AAA) it passes.

Relative luminance 0.406
0 · dark1 · light
Aa
Black text 9.11:1
AA AAA Large
Aa
White text 2.31:1
AA AAA Large

Quick CSS Snippets for #AAAAB3

Copy-and-paste CSS for Nebulous December — backgrounds, text, borders and a custom property. Each line is ready to drop into your stylesheet.

Background background-color: #AAAAB3;
Text color: #AAAAB3;
Border border: 2px solid #AAAAB3;
RGB background-color: rgb(170, 170, 179);
HSL background-color: hsl(240, 6%, 68%);
Variable --color: #AAAAB3;

#aaaab3 Monochrome Palette

The Monochrome Palette consists of shades created by adjusting the brightness. These include lighter, original, and darker shades of the color. This layout helps to visualize the color's range and its potential use in design.

#f7f7f7
#eaeaec
#dddde1
#d0d0d5
#c4c4ca
#b7b7be
#aaaab3 Original
#919198
#77777d
#5e5e62
#444448
#2b2b2d
#111112

#aaaab3 Complementary Palette

The Complementary Palette is made up of two colors that sit opposite each other on the color wheel. These colors create high contrast and vibrant designs, making them perfect for attention-grabbing elements and dynamic visuals.

#aaaab3 Original
#b2b2a9

#aaaab3 Analogic Palette

The Analogic Palette consists of colors that are next to each other on the color wheel. These colors typically create harmonious and subtle designs, often used to evoke calmness and unity in your visual projects.

#aaaab3 Original
#ada9b2
#a9adb2
#b2a9b2
#a9b2b2
#b2a9ad
#a9b2ad

#aaaab3 Triadic Palette

The Triadic Palette is made up of three colors evenly spaced on the color wheel. This combination provides a vibrant and balanced color scheme, often used for dynamic and energetic designs while maintaining harmony.

#aaaab3 Original
#b2a9a9
#a9b2a9

#aaaab3 Quad Palette

The Quad Palette, also known as tetradic, consists of four colors evenly spaced on the color wheel. This combination offers a diverse and bold color scheme, ideal for creating rich, complex designs with multiple accents while still maintaining balance.

#aaaab3 Original
#b2a9ad
#b2b2a9
#a9b2ad

Color Blindness Simulation for #aaaab3

Colors are perceived differently by individuals with various forms of color blindness. Use the dropdown below to see how this color may look through the eyes of someone with color vision deficiency. Explore how Nebulous December (#aaaab3) might appear to people with different visual experiences, and gain deeper insights into color accessibility for your designs!

Each color box displays a "Friendly" or "Not Friendly" tag in the bottom-right corner. A "Friendly" tag indicates that the color difference is distinguishable to individuals with the specific type of color blindness. Conversely, a "Not Friendly" tag means that the color difference might not be distinguishable, potentially causing accessibility issues in your design.

Normal Vision

Deuteranopia (Green Weakness)

Friendly

Protanopia (Red Weakness)

Friendly

Tritanopia (Blue-Yellow Weakness)

Friendly

Achromatopsia (Total Color Blindness)

Friendly

Color Harmonies for #aaaab3

Color harmonies refer to the visually pleasing combinations of colors that are derived from specific relationships on the color wheel. These harmonious schemes, such as complementary, triadic, and analogous colors, create a balanced and engaging visual experience in design.

Complementary

Analogous

Triadic

Tetradic (Quad)

#AAAAB3 Nearby Colors

A handful of colors just a step away from #AAAAB3 — each one nudges the brightness, richness, or shade a little while still feeling like the same color. Use the buttons on any swatch to copy its hex or open its full color page.

#bbbbbb Silver
#9999aa Machinery
#cccccc Light Gray
#888899 Dusty Chimney
#aaaabb Nebulous December
#aaaaaa Dark Gray
#bbbbcc Cosmic

Colors Similar to #aaaab3

These colors are close neighbours of #AAAAB3 in the RGB color space. Each subtle variation can produce a noticeably different mood in your design while remaining harmonious with the original Gray tone.

#abaab3 Nebulous December
#aaabb3 Nebulous December
#aaaab4 Nebulous December
#a9aab3 Nebulous December
#aaa9b3 Nebulous December
#aaaab2 Nebulous December
#bbaab3 Foggy Plum
#aabbb3 Alpine Air
#aaaac4 Cosmic
#99aab3 Lost in Time
#aa99b3 Pastel Purple
#aaaaa2 Steam Engine

Looking for more Gray shades? Browse Gray colors →

Explore Vibrant Images Featuring Nebulous December (#aaaab3)

Discover a vibrant gallery of images that not only showcase the captivating hue of Nebulous December, but also embody its unique mood and personality. Each carefully curated photo is selected to highlight the richness and diversity of this color, offering inspiration for design, art, and creative projects.