🧠 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
#B21730
RGB
rgb(178, 23, 48)
HSL
hsl(350°, 77%, 39%)
CMYK
C:0% M:87% Y:73% K:30%
Luminance
0.1018
WCAG Accessibility
Aa — #B21730
Secondary text
✓ AA
✗ AAA
✓ AA Large
Aa — #B21730
Secondary text
✗ AA
✗ AAA
✓ AA Large
All harmonies
Complementary
#B21730
#17B097
Analogous
#B0177D
#B21730
#B04A17
Triadic
#B21730
#30B017
#1730B0
Split-comp.
#B21730
#17B04A
#177DB0
Tetradic
#B21730
#7DB017
#17B097
#4A17B0
Monochromatic
#EDA6B2
#DC5068
#A62137
#7B1829
#3C0C14
Suggested palettes for this hue.