black

#000000

#3F91AD

#3F91AD

Contrast Ratio

5.86:1

Delta E

62.7

Very Different

50:50 Mix

Color Values

Format #000000 #3F91AD
HEX #000000 #3F91AD
RGB 0, 0, 0 63, 145, 173
HSL 0.0, 0.0%, 0.0% 195.3, 46.6%, 46.3%
HSV 0.0, 0.0%, 0.0% 195.3, 63.6%, 67.8%
CMYK 0%, 0%, 0%, 100% 63.6%, 16.2%, 0.0%, 32.2%
OKLCH 0.0 0.0 0.0 0.6177 0.0893 223.6

Contrast & Accessibility

5.86:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F91AD → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F91AD

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F91AD);
background: linear-gradient(135deg, #000000, #3F91AD);

Explore Each Color

Related Comparisons