#663BA4

#663BA4

white

#FFFFFF

Contrast Ratio

7.7:1

Delta E

91.68

Very Different

50:50 Mix

Color Values

Format #663BA4 #FFFFFF
HEX #663BA4 #FFFFFF
RGB 102, 59, 164 255, 255, 255
HSL 264.6, 47.1%, 43.7% 0.0, 0.0%, 100.0%
HSV 264.6, 64.0%, 64.3% 0.0, 0.0%, 100.0%
CMYK 37.8%, 64.0%, 0.0%, 35.7% 0.0%, 0.0%, 0.0%, 0.0%
OKLCH 0.4599 0.1621 298.7 1.0 0.0 89.9

Contrast & Accessibility

7.7:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FFFFFF → Background: #663BA4

The quick brown fox jumps over the lazy dog

Text: #663BA4 → Background: #FFFFFF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #663BA4, #FFFFFF);
background: linear-gradient(135deg, #663BA4, #FFFFFF);

Explore Each Color

Related Comparisons