Ruby Red (#a50021) Color Meaning, Codes and Information

A complete guide to Ruby Red (#a50021) covering color values, harmonies, shades, meaning, and practical uses across design, branding, and everyday visuals.

Ruby Red (#a50021) Color Information

Ruby Red (#a50021) RGB value is (165, 0, 33). The hex color red value is 165, green is 0, and blue is 33. Its HSL format shows a hue of 348°, saturation of 100%, and lightness of 32%, while the CMYK process values are 0%, 100%, 80%, and 35%.

Colors that pair well with Ruby Red (#a50021) include Flirt (#A2006D), Venetian Red (#A42A04), and North Texas Green (#059033), as they maintain visual balance and harmony, whereas India Green (#138808), Blue (Pantone) (#0018A8), and Green (Munsell) (#00A877) tend to conflict with this color due to strong contrast or opposing tonal characteristics.

Clear image showing Ruby Red color swatch with hex value #A50021 and RGB value (165,0,33)
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Ruby Red (#a50021) Color Meaning

Ruby Red (#A50021) is a deep, rich red with slight blue undertones, evoking the brilliance of the ruby gemstone. Its luxurious tone conveys passion, wealth, and vitality. Gemstone-inspired pigments were historically prized in jewelry, textiles, and painting to symbolize power and elegance. In modern design, Ruby Red adds depth, sophistication, and dramatic presence. Symbolically, Ruby Red (#A50021) represents love, courage, and strength. It evokes intense emotion, confidence, and resilience. In interiors, it creates cozy, luxurious spaces, while in fashion, it communicates boldness and high status. Artists use Ruby Red to create depth, highlight key areas, or infuse compositions with richness and intensity. Across cultures, Ruby Red (#A50021) has been associated with protection, royalty, and celebration. In Europe, rubies symbolized power and status, while in Asia, they represented vitality and prosperity. Today, Ruby Red appears in branding, fashion, and design as a timeless color that conveys passion, authority, and luxury.

Color Conversion

Accurate conversions of Ruby Red (#a50021) across RGB, Hex, CMYK, HSL, and Lab ensure consistent color fidelity across digital, print, and design applications.

HEX
#a50021
RGB
rgb(165, 0, 33)
HSL
hsl(348°, 100%, 32%)
CMYK
cmyk(0%, 100%, 80%, 35%)
HSV
hsv(348°, 100%, 65%)
XYZ
15.7916 8.1091 2.1718
Yxy
8.1091 0.6057 0.3110
Hunter Lab
28.4765 2.1403 0.5588
CIE-Lab
34.2092 58.4543 32.3283

RGB Values & CMYK Values

Detailed RGB and CMYK values of Ruby Red (#a50021) displayed in a horizontal bar provide clear reference for digital and print color accuracy.

RGB Channels

Red165 / 255 (65%)
65%
Green0 / 255 (0%)
Blue33 / 255 (13%)
13%

CMYK Ink Density

Cyan0 / 100 (0%)
Magenta100 / 100 (100%)
100%
Yellow80 / 100 (80%)
80%
Key (Black)35 / 100 (35%)
35%

Color Variations

A full range of Ruby Red (#a50021) variations, including tints, shades, and tones, provides highlights, depth, and subtle desaturated options for UI design.

Color Harmonies

Harmonious color schemes for Ruby Red (#a50021) created using the color wheel ensure visually balanced palettes.

Analogous

Colors adjacent on the color wheel (30° apart)

Complementary

Colors opposite on the color wheel (180° apart)

Split Complementary

Three colors using one base hue and the two hues beside its opposite

Triadic

Three colors evenly spaced (120° apart)

Tetradic

Four colors forming a rectangle on the wheel

Square

Four colors evenly spaced (90° apart)

Double Split Complementary

Four colors formed from two base hues and the colors next to their opposites

Monochromatic

Variations of a single hue

Contrast Checker (WCAG)

Luminance contrast ratios for Ruby Red (#a50021) against standard backgrounds ensure readable, accessible text following Contrast Checker and WCAG 2.1 AA/AAA standards.

#FFFFFF
#a50021

Sample Text

This is how your text will look with these colors.

Large Text (18pt+)

8.01:1
WCAG AA
WCAG AAA

Normal Text

8.01:1
WCAG AA
WCAG AAA

UI Components

8.01:1
WCAG AA
WCAG AAA

Color Blindness Simulator

Simulated views of Ruby Red (#a50021) for different color vision deficiencies help identify potential confusion using the Color Blindness Simulator.

Normal Vision

Ruby Red (#a50021)

protanopia

#5e5c19

Note: These simulations are approximations. Actual color vision deficiency varies by individual.

CSS Examples

Background Color

background-color: #a50021;

Text Color

color: #a50021;

Sample Text

Border Color

border: 2px solid #a50021;

Box Shadow

box-shadow: 0 4px 6px #a5002140;

Text Shadow

text-shadow: 2px 2px 4px #a50021;

Sample Text

Gradient

background: linear-gradient(135deg, #a50021 0%, #650014 100%);

Seamless Patterns

High-resolution seamless patterns featuring Ruby Red (#a50021) provide ready-to-use backgrounds, wallpapers, and print designs for any project.

Diagonal Stripes
Polka Dots
Chevron
Diamond Grid
Hexagon
Waves
Crosshatch
Zigzag
Brick Wall
Triangles
Circles Grid
Herringbone

Icons

A collection of popular icons in Ruby Red (#a50021) offers ready-to-use visuals for interfaces, designs, and creative projects.

Real-World Applications

Real-world mockups of Ruby Red (#a50021) showcase its versatility across fashion, interiors, branding, and product packaging.

Fashion
Colored T-Shirt
Fashion
Baseball Cap
Interior
Living Room
Exterior
Office Complex
BRAND
Brands
Aluminum Can
Vehicle
Glossy Sportscar
Brands
Shopping Bag
Interior
Matte Wall
Brands
Flagship Phone

Useful Color Tools

A curated set of tools to help apply, analyze, and manage colors effectively in your projects

Ruby Red (#a50021) Color FAQs

Frequently asked questions about Ruby Red (#a50021) color meaning, symbolism, and applications. Click on any question to expand detailed answers.