Burnt Sienna Hex Code — #E97451

The hex color code for Burnt Sienna is #E97451. In CSS, apply it as text color with color: #E97451;, as a background with background-color: #E97451;, or as a border with border-color: #E97451;. Hex is the most widely used color notation on the web because it is compact, supported by every browser, and easy to copy between design tools like Figma, Photoshop, and code editors.

Burnt Sienna in RGB is rgb(233, 116, 81), where Red=233, Green=116, and Blue=81 on a 0-255 scale. Use RGB when you need transparency — rgba(233, 116, 81, 0.5) creates a 50% transparent version. RGB is also the native format for HTML canvas, WebGL, and JavaScript image manipulation, since each channel represents the intensity of that primary light color on screen displays.

Burnt Sienna can be applied in CSS using multiple formats: (1) Hex: color: #E97451; — most compact and widely used. (2) RGB: color: rgb(233, 116, 81); — useful when calculating colors dynamically in JavaScript. (3) HSL: color: hsl(14, 78%, 62%); — best for creating variations, since adjusting lightness produces lighter or darker shades while keeping the same hue. (4) With transparency: rgba(233, 116, 81, 0.8); or hsla(14, 78%, 62%, 0.8); for 80% opacity overlays.

Burnt Sienna in HSL is hsl(14, 78%, 62%). HSL stands for Hue (14 degrees on the color wheel), Saturation (78% color intensity), and Lightness (62% brightness). HSL is the most intuitive format for designers because you can create harmonious palettes by rotating the hue, generate hover effects by increasing lightness by 10%, and desaturate colors by reducing the S value. This makes Burnt Sienna a medium, vivid warm-toned color.

Burnt Sienna in CMYK is C:0% M:50% Y:65% K:9%. CMYK (Cyan, Magenta, Yellow, Key/Black) is the standard color model for professional printing — business cards, brochures, merchandise, and packaging. When designing for print in Adobe InDesign or Illustrator, use these exact CMYK values to ensure accurate color reproduction. Screen colors (RGB) often appear more vibrant than their printed CMYK equivalents, so always request a physical proof for brand-critical materials.

Orange complements dark blues and teals beautifully. It works as an accent color alongside neutral grays. In branding, orange conveys energy and friendliness without the urgency of red.

Orange is one of the hardest colors to make accessible as text. Use it primarily for decorative elements, icons, or backgrounds with dark text overlay rather than as text on light backgrounds. For Burnt Sienna specifically: as a medium shade (lightness: 62%), it works best as a background color with dark text overlaid, or as a decorative accent. Avoid using it as text color on white backgrounds since the contrast ratio is likely insufficient. WCAG 2.1 requires a minimum contrast ratio of 4.5:1 for normal text and 3:1 for large text (18px+ bold or 24px+ regular).