Pure Red (E51603) — Shades, Harmonies, Palettes, CSS Code

"Pure Red"

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

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

Values

HEX #E51603

RGB rgb(229, 22, 3)

HSL hsl(5°, 97%, 45%)

CMYK C:0% M:90% Y:99% K:10%

Luminance 0.1711

WCAG Accessibility

On white 4.72:1

Aa — #E51603

Secondary text

✓ AA ✗ AAA ✓ AA Large

On black 4.45:1

Aa — #E51603

Secondary text

✗ AA ✗ AAA ✓ AA Large

50 100 200 300 400 500 600 700 800 900 950

All harmonies

Complementary

#E51603 #03D0E2

Analogous

#E20360 #E51603 #E28503

Triadic

#E51603 #03E216 #1603E2

Split-comp.

#E51603 #03E285 #0360E2

Tetradic

#E51603 #60E203 #03D0E2 #8503E2

Monochromatic

#FABDB7 #F36558 #D7200F #A7190C #5F0E07

Suggested palettes for this hue.

Santorini View all →

Matcha Tea View all →

Danger Red View all →