black

#000000

#42648B

#42648B

Contrast Ratio

3.43:1

Delta E

48.55

Very Different

50:50 Mix

Color Values

Format #000000 #42648B
HEX #000000 #42648B
RGB 0, 0, 0 66, 100, 139
HSL 0.0, 0.0%, 0.0% 212.1, 35.6%, 40.2%
HSV 0.0, 0.0%, 0.0% 212.1, 52.5%, 54.5%
CMYK 0%, 0%, 0%, 100% 52.5%, 28.1%, 0.0%, 45.5%
OKLCH 0.0 0.0 0.0 0.4945 0.0743 252.6

Contrast & Accessibility

3.43:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #42648B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #42648B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #42648B);
background: linear-gradient(135deg, #000000, #42648B);

Explore Each Color

Related Comparisons