Sapphire Color Guide

SunMoonBay Gemstone Education · Sri Lanka

Sapphire Colors Guide: Types, Shades & Color Chart

What color is a sapphire? Discover blue, pink, yellow, green, purple, white, padparadscha and other sapphire varieties, with a beginner-friendly color chart and practical tips for evaluating Ceylon sapphires.

Sapphire is famous for its blue color, but natural corundum can occur in almost every color. Red gem-quality corundum is called ruby; other colors are generally classified as sapphire.

View color chart Understand color quality Common questions

Sapphire Color Chart: 10 Common Varieties

These illustrated swatches represent broad color families, not photographs or official gemstone color grades. Actual sapphires vary greatly in hue, tone, saturation, lighting response and transparency.

Blue Sapphire

Light sky blue to rich royal and violetish blue.

Pink Sapphire

Soft pastel pink through vivid pink shades.

Yellow Sapphire

Pale lemon to saturated golden yellow.

Green Sapphire

Yellowish green, forest green or bluish green.

Purple Sapphire

Lavender, violet and reddish-purple tones.

Orange Sapphire

Golden orange through vivid orange shades.

Padparadscha

A special pinkish-orange to orangish-pink variety.

White Sapphire

Colorless sapphire, often called white sapphire.

Parti-Color Sapphire

Two or more visible color regions in one stone.

Color-Change Sapphire

Appearance changes noticeably under different light sources.

What Is the True Color of a Sapphire Stone?

There is no single true sapphire color. Blue is the best-known variety, but sapphire may be pink, yellow, orange, green, purple, colorless or a combination of colors. The mineral species is corundum (Al₂O₃). Small amounts of trace elements and color centers affect the appearance of individual stones.

Iron and titanium together can produce blue coloration, while chromium can contribute pink coloration. A gemstone's apparent color is also influenced by its crystal orientation, cut, transparency and lighting.

Important: Color alone cannot prove that a sapphire is natural, synthetic, heated, untreated or from Sri Lanka. Reliable identification may require multiple gemological tests and an independent laboratory report.

Different Sapphire Colors Explained

Blue Sapphire

Blue sapphire is the classic variety. Desirable blue stones commonly show attractive blue to slightly violetish-blue hues, strong saturation and a medium to medium-dark tone without appearing excessively dark. Sri Lanka is a historically important source of blue sapphire, but a blue appearance cannot establish Ceylon origin.

Yellow Sapphire

Yellow sapphire ranges from pale lemon to deep golden yellow. Examine it for attractive saturation, even face-up color and good transparency. Some natural stones show color zoning, and treatment disclosure is important when buying.

Pink Sapphire

Pink sapphire varies from light pastel pink to stronger, more vivid shades. The boundary between pink sapphire and ruby can involve gemological and trade conventions, especially for strongly reddish material.

Green Sapphire

Green sapphire may look yellowish green, bluish green or a relatively pure green. Blue and yellow color components and zoning can influence the final appearance. Observe the gem from several angles.

Padparadscha Sapphire

Padparadscha is associated with a delicate combination of pink and orange, historically linked with Sri Lanka and the lotus flower. Not every pink-orange sapphire qualifies for this trade designation; laboratory interpretation and treatment considerations matter.

Purple, Orange and Colorless Sapphire

Purple and violet sapphires can have red or blue secondary hues. Orange sapphires range from yellowish orange to reddish orange. Colorless corundum is commonly called white sapphire, even though the material itself is transparent rather than white.

Parti-Color and Color-Change Sapphire

Parti-color sapphire displays distinct regions of different colors within a single stone. Color-change sapphire shows a noticeable difference in appearance between different illumination types. Neither effect, on its own, establishes natural origin.

How Sapphire Color Quality Is Evaluated

Factor	Meaning	What to examine
Hue	The main color and any secondary color.	Blue versus violetish blue; green versus bluish green.
Tone	How light or dark the gem appears.	Very dark stones can lose visible detail and brightness.
Saturation	The strength or intensity of the color.	Strong color without excessive gray or brown modifiers.
Uniformity	How color is distributed across the stone.	Uneven zones, dark patches and visible bands.
Cut and lighting	How faceting and illumination affect appearance.	Face-up brightness, extinction, windowing and color shifts.

Color is often the dominant value factor, but clarity, size, cutting quality, treatments, origin documentation and market demand also matter. There is no single universal price for a given color.

Ceylon Sapphire Colors: Sri Lanka's Gemstone Heritage

Sri Lanka, historically known as Ceylon, is an important source of blue and fancy sapphires. The country's gem trade includes blue, yellow, pink, green and other sapphire varieties. Padparadscha is especially associated with Sri Lankan gemstone history.

Descriptions such as “Ceylon blue” are not proof of geographic origin. A reliable origin opinion requires specialist testing and comparison with reference samples. For valuable stones, request an appropriate independent gemological report.

Ceylon Sapphire Guide Sri Lankan Blue Sapphire

Can Color Identify a Natural Sapphire?

No. Natural and laboratory-grown sapphires can share similar colors and physical properties. Heat treatment may also change color or clarity, and some sapphires show natural color zoning. A careful gemological examination can combine:

Refractive index (RI) readings, typically around 1.762–1.770 for sapphire.
Specific gravity (SG), commonly near 4.00.
Microscopic observation of inclusions and growth features.
Spectroscopy, fluorescence and other appropriate tests.
Professional laboratory assessment where treatment or origin is important.

These properties support identification, but no single measurement should be used as definitive proof of natural origin.

Sapphire RI Guide Natural vs Synthetic Heated vs Unheated Sapphire Inclusions

Beginner's Sapphire Color Examination Checklist

Clean the gemstone gently before judging its color.
Use consistent, neutral lighting and a plain background.
Record the dominant hue and any secondary hues.
Compare tone and saturation, not just color names.
Rotate the stone to observe zoning and changes in appearance.
Look for excessive darkness or pale windowed areas.
Ask whether treatments have been disclosed.
Use gemological tests and laboratory reports for significant purchases.

Frequently Asked Questions About Sapphire Colors

What color is a sapphire?

Blue is the best-known sapphire color, but sapphires also occur in pink, yellow, green, purple, orange, colorless and mixed-color varieties. Red corundum is classified as ruby.

What is the true colour of a sapphire stone?

There is no single true color. Sapphire is a mineral variety with many natural colors. Its appearance depends on trace elements, crystal structure, cutting and lighting.

What are the different sapphire colours?

Common varieties include blue, pink, yellow, green, purple, orange, colorless, padparadscha, parti-color and color-change sapphire.

Which sapphire color is most valuable?

Fine blue sapphires and certain rare fancy varieties, including qualifying padparadscha stones, can be highly valuable. Price depends on multiple quality factors, treatment status, size and market conditions—not color name alone.

Can a sapphire be green or white?

Yes. Green sapphire is a recognized color variety, while colorless sapphire is commonly called white sapphire in the gemstone trade.

Does a sapphire color chart prove a stone is natural?

No. A color chart is useful for visual description, but natural and synthetic sapphire can have similar appearances. Identification requires appropriate gemological testing.

Do all Ceylon sapphires look blue?

No. Sri Lanka produces blue and fancy-color sapphires, including yellow, pink, green and other varieties. Color alone cannot establish Sri Lankan origin.

Can heat treatment change sapphire color?

Yes. Heat treatment can improve or alter the color and apparent clarity of some sapphires. Visible color alone cannot reliably establish whether a stone has been heated.