Crimson (660B2A) — 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 #660B2A

RGB rgb(102, 11, 42)

HSL hsl(340°, 81%, 22%)

CMYK C:0% M:89% Y:59% K:60%

Luminance 0.0304

WCAG Accessibility

On white 12.76:1

Aa — #660B2A

Secondary text

✓ AA ✓ AAA ✓ AA Large

On black 1.65:1

Aa — #660B2A

Secondary text

✗ AA ✗ AAA ✗ AA Large

50 100 200 300 400 500 600 700 800 900 950

All harmonies

Complementary

#660B2A #0B6647

Analogous

#660B56 #660B2A #661A0B

Triadic

#660B2A #29660B #0B2966

Split-comp.

#660B2A #0B661A #0B5666

Tetradic

#660B2A #56660B #0B6647 #1A0B66

Monochromatic

#E35987 #B71F52 #60102B #340917 #000000

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