black

#000000

#173B4F

#173B4F

Contrast Ratio

1.77:1

Delta E

28.76

Very Different

50:50 Mix

Color Values

Format #000000 #173B4F
HEX #000000 #173B4F
RGB 0, 0, 0 23, 59, 79
HSL 0.0, 0.0%, 0.0% 201.4, 54.9%, 20.0%
HSV 0.0, 0.0%, 0.0% 201.4, 70.9%, 31.0%
CMYK 0%, 0%, 0%, 100% 70.9%, 25.3%, 0.0%, 69.0%
OKLCH 0.0 0.0 0.0 0.3359 0.0541 235.9

Contrast & Accessibility

1.77:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #173B4F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #173B4F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #173B4F);
background: linear-gradient(135deg, #000000, #173B4F);

Explore Each Color

Related Comparisons