black

#000000

#171C3F

#171C3F

Contrast Ratio

1.27:1

Delta E

27.91

Very Different

50:50 Mix

Color Values

Format #000000 #171C3F
HEX #000000 #171C3F
RGB 0, 0, 0 23, 28, 63
HSL 0.0, 0.0%, 0.0% 232.5, 46.5%, 16.9%
HSV 0.0, 0.0%, 0.0% 232.5, 63.5%, 24.7%
CMYK 0%, 0%, 0%, 100% 63.5%, 55.6%, 0.0%, 75.3%
OKLCH 0.0 0.0 0.0 0.2432 0.0663 274.3

Contrast & Accessibility

1.27:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #171C3F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #171C3F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #171C3F);
background: linear-gradient(135deg, #000000, #171C3F);

Explore Each Color

Related Comparisons