#51AEFB

#51AEFB

white

#FFFFFF

Contrast Ratio

2.39:1

Delta E

55.95

Very Different

50:50 Mix

Color Values

Format #51AEFB #FFFFFF
HEX #51AEFB #FFFFFF
RGB 81, 174, 251 255, 255, 255
HSL 207.2, 95.5%, 65.1% 0.0, 0.0%, 100.0%
HSV 207.2, 67.7%, 98.4% 0.0, 0.0%, 100.0%
CMYK 67.7%, 30.7%, 0.0%, 1.6% 0.0%, 0.0%, 0.0%, 0.0%
OKLCH 0.728 0.1427 246.5 1.0 0.0 89.9

Contrast & Accessibility

2.39:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FFFFFF β†’ Background: #51AEFB

The quick brown fox jumps over the lazy dog

Text: #51AEFB β†’ Background: #FFFFFF

Color Difference (Delta E)

55.95 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, #51AEFB, #FFFFFF);
background: linear-gradient(135deg, #51AEFB, #FFFFFF);

Explore Each Color

Related Comparisons