#663BDF

#663BDF

white

#FFFFFF

Contrast Ratio

6.45:1

Delta E

113.12

Very Different

50:50 Mix

Color Values

Format #663BDF #FFFFFF
HEX #663BDF #FFFFFF
RGB 102, 59, 223 255, 255, 255
HSL 255.7, 71.9%, 55.3% 0.0, 0.0%, 100.0%
HSV 255.7, 73.5%, 87.5% 0.0, 0.0%, 100.0%
CMYK 54.3%, 73.5%, 0.0%, 12.5% 0.0%, 0.0%, 0.0%, 0.0%
OKLCH 0.5088 0.2309 287.0 1.0 0.0 89.9

Contrast & Accessibility

6.45:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FFFFFF → Background: #663BDF

The quick brown fox jumps over the lazy dog

Text: #663BDF → Background: #FFFFFF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #663BDF, #FFFFFF);
background: linear-gradient(135deg, #663BDF, #FFFFFF);

Explore Each Color

Related Comparisons