black

#000000

#277CA3

#277CA3

Contrast Ratio

4.5:1

Delta E

57.5

Very Different

50:50 Mix

Color Values

Format #000000 #277CA3
HEX #000000 #277CA3
RGB 0, 0, 0 39, 124, 163
HSL 0.0, 0.0%, 0.0% 198.9, 61.4%, 39.6%
HSV 0.0, 0.0%, 0.0% 198.9, 76.1%, 63.9%
CMYK 0%, 0%, 0%, 100% 76.1%, 23.9%, 0.0%, 36.1%
OKLCH 0.0 0.0 0.0 0.5541 0.099 232.8

Contrast & Accessibility

4.5:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #277CA3 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #277CA3

Color Difference (Delta E)

57.5 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, #277CA3);
background: linear-gradient(135deg, #000000, #277CA3);

Explore Each Color

Related Comparisons