Crimson (AC1040) — 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 #AC1040

RGB rgb(172, 16, 64)

HSL hsl(342°, 83%, 37%)

CMYK C:0% M:91% Y:63% K:33%

Luminance 0.0945

WCAG Accessibility

On white 7.24:1

Aa — #AC1040

Secondary text

✓ AA ✓ AAA ✓ AA Large

On black 2.9:1

Aa — #AC1040

Secondary text

✗ AA ✗ AAA ✗ AA Large

50 100 200 300 400 500 600 700 800 900 950

All harmonies

Complementary

#AC1040 #10AD7E

Analogous

#AD108D #AC1040 #AD2F10

Triadic

#AC1040 #3FAD10 #103FAD

Split-comp.

#AC1040 #10AD2F #108DAD

Tetradic

#AC1040 #8DAD10 #10AD7E #2F10AD

Monochromatic

#EF9AB3 #E14171 #A31943 #771331 #350816

Suggested palettes for this hue.

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