black

#000000

#172F72

#172F72

Contrast Ratio

1.69:1

Delta E

49.72

Very Different

50:50 Mix

Color Values

Format #000000 #172F72
HEX #000000 #172F72
RGB 0, 0, 0 23, 47, 114
HSL 0.0, 0.0%, 0.0% 224.2, 66.4%, 26.9%
HSV 0.0, 0.0%, 0.0% 224.2, 79.8%, 44.7%
CMYK 0%, 0%, 0%, 100% 79.8%, 58.8%, 0.0%, 55.3%
OKLCH 0.0 0.0 0.0 0.3312 0.1196 265.3

Contrast & Accessibility

1.69:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #172F72 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #172F72

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #172F72);
background: linear-gradient(135deg, #000000, #172F72);

Explore Each Color

Related Comparisons