black

#000000

#398CB5

#398CB5

Contrast Ratio

5.59:1

Delta E

63.22

Very Different

50:50 Mix

Color Values

Format #000000 #398CB5
HEX #000000 #398CB5
RGB 0, 0, 0 57, 140, 181
HSL 0.0, 0.0%, 0.0% 199.8, 52.1%, 46.7%
HSV 0.0, 0.0%, 0.0% 199.8, 68.5%, 71.0%
CMYK 0%, 0%, 0%, 100% 68.5%, 22.7%, 0.0%, 29.0%
OKLCH 0.0 0.0 0.0 0.6072 0.1007 233.4

Contrast & Accessibility

5.59:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #398CB5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #398CB5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #398CB5);
background: linear-gradient(135deg, #000000, #398CB5);

Explore Each Color

Related Comparisons