#666DDF

#666DDF

white

#FFFFFF

Contrast Ratio

4.36:1

Delta E

82.4

Very Different

50:50 Mix

Color Values

Format #666DDF #FFFFFF
HEX #666DDF #FFFFFF
RGB 102, 109, 223 255, 255, 255
HSL 236.5, 65.4%, 63.7% 0.0, 0.0%, 100.0%
HSV 236.5, 54.3%, 87.5% 0.0, 0.0%, 100.0%
CMYK 54.3%, 51.1%, 0.0%, 12.5% 0.0%, 0.0%, 0.0%, 0.0%
OKLCH 0.5872 0.1706 277.1 1.0 0.0 89.9

Contrast & Accessibility

4.36:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FFFFFF → Background: #666DDF

The quick brown fox jumps over the lazy dog

Text: #666DDF → Background: #FFFFFF

Color Difference (Delta E)

82.4 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #666DDF, #FFFFFF);
background: linear-gradient(135deg, #666DDF, #FFFFFF);

Explore Each Color

Related Comparisons