Eczema typically appears as dry, itchy patches of skin that look red on lighter skin tones and ashen, brown, gray, or purplish on darker skin tones. The texture, color, and exact location on the body vary depending on the type of eczema, how long you’ve had it, and your skin tone. Here’s what to look for.
General Appearance and Texture
The hallmark of eczema is skin that itches intensely, often before any visible rash appears. Dermatologists sometimes describe it as “an itch that rashes,” meaning the scratching itself can trigger or worsen the visible signs. Those signs include dry, rough patches that may crack, small raised bumps, and blisters that ooze clear fluid or crust over.
In an active flare, the affected skin often looks swollen and feels warm to the touch. The patches can weep a clear or slightly yellowish fluid, especially if scratched. As a flare settles, the skin tends to dry out, peel, and flake. Over time, skin that gets repeatedly inflamed can thicken and develop exaggerated lines, a texture sometimes described as leathery. This thickening is the body’s response to chronic irritation and scratching.
How Eczema Looks on Different Skin Tones
Most online images of eczema show bright red patches on light skin, but that’s only part of the picture. On darker skin, eczema patches often appear brown, grayish, or purple rather than red. The patches can also look ashen, making the skin seem dusty or washed out in that area.
The texture can differ too. In people with darker skin, eczema is more likely to show up as small, raised bumps (called papular eczema) or as rough scaling concentrated around individual hair follicles, giving the skin a bumpy, goosebump-like texture. Because redness is harder to see on darker skin tones, the itching and textural changes are often the more reliable clues. After a flare resolves, darker skin is also more prone to lighter or darker marks where the eczema was, which can take weeks or months to fade.
Where It Shows Up by Age
Eczema doesn’t appear randomly. It favors specific body areas depending on your age. In babies and toddlers, it commonly shows up on the face, especially the cheeks, and on the outer surfaces of the arms and legs. In older children and adults, it tends to settle into the skin folds: the insides of the elbows, behind the knees, the wrists, and the hands. It can also appear on the neck, around the eyes, and on the ankles. That said, eczema can show up anywhere on the body.
What Each Type Looks Like
Eczema is actually a group of related conditions, and each type has its own visual signature.
Atopic Dermatitis
This is the most common form. It causes dry, intensely itchy patches that may crack, ooze, or form crusts. The patches appear red, gray, brown, or purplish depending on skin tone. It’s a chronic condition, meaning it comes and goes in flares, and the affected areas can shift over time. The most common locations are the face, hands, inner elbows, and behind the knees.
Dyshidrotic Eczema
This type looks distinctly different. It produces small, fluid-filled blisters on the sides of the fingers, toes, palms, or soles of the feet. The blisters are intensely itchy and can cause a burning sensation. When they break, the skin underneath is raw and tender. If it becomes chronic, the affected skin cracks, peels, and thickens.
Nummular Eczema
Nummular eczema stands out because of its shape. It forms coin-shaped or oval spots of irritated, itchy skin, sometimes scattered across the arms, legs, or torso. These spots can become crusty or scaly and are often mistaken for ringworm because of their round, well-defined edges.
Seborrheic Dermatitis
This type targets oily areas: the scalp, the skin around the nose and eyebrows, and the upper chest. It looks different from other forms because the skin appears greasy and inflamed rather than dry, and it’s covered with white or yellowish flaky scales. On the scalp, it’s the most common cause of dandruff in adults and cradle cap in infants.
How Eczema Differs From Psoriasis
Eczema and psoriasis can look similar at a glance, but a few visual differences help distinguish them. Psoriasis produces thick, raised plaques with distinct, well-defined borders. The scales on psoriasis tend to be silvery-white and heavier. Eczema patches, by contrast, have less defined edges and tend to look thinner, drier, and more rough than raised. Eczema is also more likely to ooze or blister, while psoriasis rarely does. Location offers another clue: eczema favors skin folds (inner elbows, behind knees), while psoriasis often appears on the outer surfaces of joints, the lower back, and the scalp.
Signs of an Infected Flare
Broken, cracked eczema skin is vulnerable to bacteria, and infections can change the way a flare looks. Normal eczema flares are itchy and may ooze clear fluid, but an infected patch develops additional warning signs:
- Yellow or honey-colored crusting on the surface of the patch
- Pus-filled bumps or sores that ooze cloudy or yellowish fluid
- Increased pain or burning rather than just itching
- Rapidly spreading redness or discoloration beyond the usual patch borders
- Swelling and warmth that feels more intense than a typical flare
If a flare suddenly gets worse, feels painful rather than just itchy, or develops that distinctive golden crust, it’s worth getting it evaluated. Infected eczema typically needs targeted treatment to clear the infection before the skin can heal.
Other Subtle Skin Changes
Beyond the obvious patches, eczema can cause a range of less dramatic skin changes that are easy to overlook. People with atopic dermatitis often have generally dry skin across the body, not just in the areas that flare. The palms may show exaggerated skin lines. Small, rough bumps can develop on the upper arms, thighs, or cheeks, caused by plugged hair follicles. Dark circles under the eyes are common, along with an extra crease or fold in the skin beneath the lower eyelid. The lips may become dry and cracked. None of these signs alone means you have eczema, but in combination with the itchy patches, they form a recognizable pattern.