Crimson (D21428) — 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 #D21428

RGB rgb(210, 20, 40)

HSL hsl(354°, 83%, 45%)

CMYK C:0% M:90% Y:81% K:18%

Luminance 0.1426

WCAG Accessibility

On white 5.42:1

Aa — #D21428

Secondary text

✓ AA ✗ AAA ✓ AA Large

On black 3.87:1

Aa — #D21428

Secondary text

✗ AA ✗ AAA ✓ AA Large

50 100 200 300 400 500 600 700 800 900 950

All harmonies

Complementary

#D21428 #14D2BF

Analogous

#D21486 #D21428 #D26014

Triadic

#D21428 #27D214 #1427D2

Split-comp.

#D21428 #14D260 #1486D2

Tetradic

#D21428 #86D214 #14D2BF #6014D2

Monochromatic

#F5BDC2 #E76572 #C71F30 #9A1825 #580E15

Suggested palettes for this hue.

Sahara View all →

Leather & Wood View all →

Volcano View all →