🧠 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
#660B1A
RGB
rgb(102, 11, 26)
HSL
hsl(350°, 81%, 22%)
CMYK
C:0% M:89% Y:75% K:60%
Luminance
0.0295
WCAG Accessibility
Aa — #660B1A
Secondary text
✓ AA
✓ AAA
✓ AA Large
Aa — #660B1A
Secondary text
✗ AA
✗ AAA
✗ AA Large
All harmonies
Complementary
#660B1A
#0B6656
Analogous
#660B47
#660B1A
#66290B
Triadic
#660B1A
#1A660B
#0B1A66
Split-comp.
#660B1A
#0B6629
#0B4766
Tetradic
#660B1A
#47660B
#0B6656
#290B66
Monochromatic
#E35970
#B71F38
#60101E
#340910
#000000
Suggested palettes for this hue.