black

#000000

#66B3F2

#66B3F2

Contrast Ratio

9.3:1

Delta E

80.57

Very Different

50:50 Mix

Color Values

Format #000000 #66B3F2
HEX #000000 #66B3F2
RGB 0, 0, 0 102, 179, 242
HSL 0.0, 0.0%, 0.0% 207.0, 84.3%, 67.5%
HSV 0.0, 0.0%, 0.0% 207.0, 57.9%, 94.9%
CMYK 0%, 0%, 0%, 100% 57.9%, 26.0%, 0.0%, 5.1%
OKLCH 0.0 0.0 0.0 0.7428 0.1194 245.1

Contrast & Accessibility

9.3:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66B3F2 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #66B3F2

Color Difference (Delta E)

80.57 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66B3F2);
background: linear-gradient(135deg, #000000, #66B3F2);

Explore Each Color

Related Comparisons