black

#000000

#173451

#173451

Contrast Ratio

1.65:1

Delta E

29.6

Very Different

50:50 Mix

Color Values

Format #000000 #173451
HEX #000000 #173451
RGB 0, 0, 0 23, 52, 81
HSL 0.0, 0.0%, 0.0% 210.0, 55.8%, 20.4%
HSV 0.0, 0.0%, 0.0% 210.0, 71.6%, 31.8%
CMYK 0%, 0%, 0%, 100% 71.6%, 35.8%, 0.0%, 68.2%
OKLCH 0.0 0.0 0.0 0.318 0.0628 250.4

Contrast & Accessibility

1.65:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #173451 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #173451

Color Difference (Delta E)

29.6 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, #173451);
background: linear-gradient(135deg, #000000, #173451);

Explore Each Color

Related Comparisons