🧠 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
#660A1B
RGB
rgb(102, 10, 27)
HSL
hsl(349°, 82%, 22%)
CMYK
C:0% M:90% Y:74% K:60%
Luminance
0.0294
WCAG Accessibility
Aa — #660A1B
Secondary text
✓ AA
✓ AAA
✓ AA Large
Aa — #660A1B
Secondary text
✗ AA
✗ AAA
✗ AA Large
All harmonies
Complementary
#660A1B
#0A6655
Analogous
#660A49
#660A1B
#66270A
Triadic
#660A1B
#1B660A
#0A1B66
Split-comp.
#660A1B
#0A6627
#0A4966
Tetradic
#660A1B
#49660A
#0A6655
#270A66
Monochromatic
#E45872
#B81E3A
#60101F
#350911
#000000
Suggested palettes for this hue.