🧠 Psychology
Color of energy and passion. Red stimulates attention and evokes urgency, love or strength.
✨ Uses
CTAs, alerts, fashion, beauty, food, sport.
Tip
Rust pairs ideally with #F7F5F0 (off-white) and a neutral background for a modern, readable result.
Values
HEX
#66180B
RGB
rgb(102, 24, 11)
HSL
hsl(9°, 81%, 22%)
CMYK
C:0% M:76% Y:89% K:60%
Luminance
0.0323
WCAG Accessibility
Aa — #66180B
Secondary text
✓ AA
✓ AAA
✓ AA Large
Aa — #66180B
Secondary text
✗ AA
✗ AAA
✗ AA Large
All harmonies
Complementary
#66180B
#0B5866
Analogous
#660B2A
#66180B
#66460B
Triadic
#66180B
#0B6618
#180B66
Split-comp.
#66180B
#0B6646
#0B2A66
Tetradic
#66180B
#2A660B
#0B5866
#460B66
Monochromatic
#E36E59
#B7361F
#601C10
#340F09
#000000
Suggested palettes for this hue.