black

#000000

#555FC3

#555FC3

Contrast Ratio

3.81:1

Delta E

74.17

Very Different

50:50 Mix

Color Values

Format #000000 #555FC3
HEX #000000 #555FC3
RGB 0, 0, 0 85, 95, 195
HSL 0.0, 0.0%, 0.0% 234.5, 47.8%, 54.9%
HSV 0.0, 0.0%, 0.0% 234.5, 56.4%, 76.5%
CMYK 0%, 0%, 0%, 100% 56.4%, 51.3%, 0.0%, 23.5%
OKLCH 0.0 0.0 0.0 0.5298 0.1543 275.5

Contrast & Accessibility

3.81:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #555FC3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #555FC3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #555FC3);
background: linear-gradient(135deg, #000000, #555FC3);

Explore Each Color

Related Comparisons