Crimson (E21F54) — Shades, Harmonies, Palettes, CSS Code

"Crimson"

Red · Winter

🧠 Psychology

Color of energy and passion. Red stimulates attention and evokes urgency, love or strength.

✨ Uses

CTAs, alerts, fashion, beauty, food, sport.

Tip

Crimson pairs ideally with #F7F5F0 (off-white) and a neutral background for a modern, readable result.

Values

HEX #E21F54

RGB rgb(226, 31, 84)

HSL hsl(344°, 77%, 50%)

CMYK C:0% M:86% Y:63% K:11%

Luminance 0.1762

WCAG Accessibility

On white 4.61:1

Aa — #E21F54

Secondary text

✓ AA ✗ AAA ✓ AA Large

On black 4.56:1

Aa — #E21F54

Secondary text

✓ AA ✗ AAA ✓ AA Large

50 100 200 300 400 500 600 700 800 900 950

All harmonies

Complementary

#E21F54 #1DE2AD

Analogous

#E21DB4 #E21F54 #E24B1D

Triadic

#E21F54 #52E21D #1D52E2

Split-comp.

#E21F54 #1DE24B #1DB4E2

Tetradic

#E21F54 #B4E21D #1DE2AD #4B1DE2

Monochromatic

#2B0812 #801935 #D52A58 #DD5579 #EA95AB

Suggested palettes for this hue.

Vibrant Summer View all →

Pastel Spring View all →

Moss & Stone View all →