black

#000000

#3798CC

#3798CC

Contrast Ratio

6.53:1

Delta E

69.83

Very Different

50:50 Mix

Color Values

Format #000000 #3798CC
HEX #000000 #3798CC
RGB 0, 0, 0 55, 152, 204
HSL 0.0, 0.0%, 0.0% 200.9, 59.4%, 50.8%
HSV 0.0, 0.0%, 0.0% 200.9, 73.0%, 80.0%
CMYK 0%, 0%, 0%, 100% 73.0%, 25.5%, 0.0%, 20.0%
OKLCH 0.0 0.0 0.0 0.6462 0.1177 236.4

Contrast & Accessibility

6.53:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3798CC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3798CC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3798CC);
background: linear-gradient(135deg, #000000, #3798CC);

Explore Each Color

Related Comparisons