Crimson (400818) — 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 #400818

RGB rgb(64, 8, 24)

HSL hsl(343°, 78%, 14%)

CMYK C:0% M:88% Y:63% K:75%

Luminance 0.0109

WCAG Accessibility

On white 16.59:1

Aa — #400818

Secondary text

✓ AA ✓ AAA ✓ AA Large

On black 1.27:1

Aa — #400818

Secondary text

✗ AA ✗ AAA ✗ AA Large

50 100 200 300 400 500 600 700 800 900 950

All harmonies

Complementary

#400818 #084030

Analogous

#400833 #400818 #401408

Triadic

#400818 #184008 #081840

Split-comp.

#400818 #084014 #083340

Tetradic

#400818 #334008 #084030 #140840

Monochromatic

#D93A67 #921C3D #3C0B19 #110307 #000000

Suggested palettes for this hue.

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