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Copper vs Rust: What's the Difference?

The main difference between Copper and Rust is brightness and saturation: both are orange shades, but Copper is lighter and Rust is more saturated. Copper (#B87333) and Rust (#B7410E) are similar colors often confused. They differ in brightness, saturation, and undertone, making each better suited for different design contexts.

Copper#B87333
Rust#B7410E
#B87333Blended: #B85A21#B7410E
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Copper vs Rust: Key Differences at a Glance

Aspect Copper Rust
BrightnessMedium (L=46%) — balanced, versatileDark (L=39%) — rich, serious, substantial
SaturationModerately saturated (S=57%) — balanced in intensityVivid (S=86%) — bright, energetic, eye-catching
Hue familyOrangeOrange
TemperatureWarmWarm
Hex code#B87333#B7410E
RGB184, 115, 51183, 65, 14

Can you use Copper and Rust together?

Rust text on Copper
Copper text on Rust
Contrast Ratio:1.47:1Insufficient Contrast

How to Tell Copper and Rust Apart

  • ●Check saturation: Rust looks more vivid and saturated.
  • ●Watch the undertone: the hue shifts 11° between them, which changes the perceived temperature.
  • ●Compare them on a white background to see true saturation, and on black to see true lightness.

Copper or Rust: Which to Use and Where

Four real design scenarios, with the recommended pick based on hue, saturation, and WCAG contrast.

◆Branding & logos
PickRust

Rust is more saturated (86% HSL vs 57%) so it reads as bolder and more memorable at logo scale, while Copper can feel washed out when printed small.

▢Web UI & body text backgrounds
PickRust

Rust hits a 5.56:1 WCAG contrast against white — safer for text-heavy interfaces — where Copper only reaches 3.79:1 and risks failing AA at small body sizes.

⬡Fashion & apparel
PickCopper

Copper is a warm tone that flatters spring/summer collections and warmer skin undertones, while Rust leans warmer and is better suited to autumn/winter layering.

▣Interior design & walls
PickCopper

Copper is the more muted of the two (57% saturation) and sits more calmly on large wall surfaces, while Rust's higher chroma can overwhelm a room when used beyond accent pieces.

When to Use Copper vs Rust in Design

Use Copper for:
●Call-to-action buttons
●Autumn and harvest themes
●Food, citrus, warmth branding
●Youthful energetic campaigns
●Friendly notification badges
Use Rust for:
●Call-to-action buttons
●Autumn and harvest themes
●Food, citrus, warmth branding
●Youthful energetic campaigns
●Friendly notification badges

Copper and Rust Hex Codes, RGB & HSL

Copper#B87333

Copper (#B87333) is a medium, moderately saturated orange with a warm undertone — it feels balanced, versatile and balanced in intensity.

HEX
RGB
HSL
HSV
CMYK
PANTONE
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Rust#B7410E

Rust (#B7410E) is a dark, vivid orange with a warm undertone — it feels rich, serious, substantial and bright, energetic, eye-catching.

HEX
RGB
HSL
HSV
CMYK
PANTONE
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Copper and Rust WCAG Contrast Ratios

Text legibility depends on the contrast ratio between foreground and background. WCAG 2.1 AA requires at least 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Use these numbers to choose accessible combinations for your design.

Sample text preview
Copper text on white
3.79:1AA Large
Sample text preview
Copper text on black
5.54:1AA
Sample text preview
Rust text on white
5.56:1AA
Sample text preview
Rust text on black
3.78:1AA Large
Sample text preview
Copper text on Rust
1.47:1Fail
Sample text preview
Rust text on Copper
1.47:1Fail

Explore Copper and Rust individually

Each color has a dedicated page with shades, tints, CSS name, pairings, and color psychology.

Copper color page#B87333 · shades, tints, pairingsRust color page#B7410E · shades, tints, pairings

More Copper and Rust Comparisons

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Copper vs Rust FAQ

What is the difference between copper and rust?+
The main difference between Copper and Rust is brightness and saturation: both are orange shades, but Copper is lighter and Rust is more saturated. Copper (#B87333) and Rust (#B7410E) are similar colors often confused. They differ in brightness, saturation, and undertone, making each better suited for different design contexts.
Is copper darker than rust?+
No. Rust is the darker of the two at 39% lightness, while Copper sits higher at 46%.
Are copper and rust the same color?+
No. Copper is #B87333 and Rust is #B7410E. They differ by 11° in hue, 7% in lightness, and 29% in saturation.
Which is more saturated, copper or rust?+
Rust is more saturated. In HSL, Copper has 57% saturation and Rust has 86% — Rust is the more vivid of the two, while Copper reads as more muted.
Is copper warm or cool?+
Copper (#B87333) is a warm orange. Its hue sits at 29° on the color wheel, which places it in the warm range.
Is rust warm or cool?+
Rust (#B7410E) is a warm orange. Its hue sits at 18° on the color wheel, which places it in the warm range.
Can you use copper and rust together?+
Yes. Both copper and rust are orange shades, so they pair naturally in a monochromatic palette. Use rust as the dominant color and copper as the accent or highlight.
What color family does copper belong to?+
Copper belongs to the orange family. Its HSL is 29°, 57%, 46% — a warm tone within the broader orange group.
What is the hex code for copper?+
The hex code for Copper is #B87333. In RGB, that's rgb(184, 115, 51), and in HSL it's hsl(29, 57%, 46%).
What is the hex code for rust?+
The hex code for Rust is #B7410E. In RGB, that's rgb(183, 65, 14), and in HSL it's hsl(18, 86%, 39%).