Pure Red (F23A21) — 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 #F23A21

RGB rgb(242, 58, 33)

HSL hsl(7°, 89%, 54%)

CMYK C:0% M:76% Y:86% K:5%

Luminance 0.2178

WCAG Accessibility

On white 3.89:1

Aa — #F23A21

Secondary text

✗ AA ✗ AAA ✓ AA Large

On black 5.4:1

Aa — #F23A21

Secondary text

✓ AA ✗ AAA ✓ AA Large

50 100 200 300 400 500 600 700 800 900 950

All harmonies

Complementary

#F23A21 #21DAF2

Analogous

#F22171 #F23A21 #F2A221

Triadic

#F23A21 #21F23A #3A21F2

Split-comp.

#F23A21 #21F2A2 #2171F2

Tetradic

#F23A21 #71F221 #21DAF2 #A221F2

Monochromatic

#400E07 #9B2212 #E6432D #EC6C5B #F4A99F

Suggested palettes for this hue.

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