black

#000000

#3757B1

#3757B1

Contrast Ratio

3.16:1

Delta E

67.44

Very Different

50:50 Mix

Color Values

Format #000000 #3757B1
HEX #000000 #3757B1
RGB 0, 0, 0 55, 87, 177
HSL 0.0, 0.0%, 0.0% 224.3, 52.6%, 45.5%
HSV 0.0, 0.0%, 0.0% 224.3, 68.9%, 69.4%
CMYK 0%, 0%, 0%, 100% 68.9%, 50.8%, 0.0%, 30.6%
OKLCH 0.0 0.0 0.0 0.483 0.1481 266.2

Contrast & Accessibility

3.16:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3757B1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3757B1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3757B1);
background: linear-gradient(135deg, #000000, #3757B1);

Explore Each Color

Related Comparisons