black

#000000

#3F7AA0

#3F7AA0

Contrast Ratio

4.5:1

Delta E

55.96

Very Different

50:50 Mix

Color Values

Format #000000 #3F7AA0
HEX #000000 #3F7AA0
RGB 0, 0, 0 63, 122, 160
HSL 0.0, 0.0%, 0.0% 203.5, 43.5%, 43.7%
HSV 0.0, 0.0%, 0.0% 203.5, 60.6%, 62.7%
CMYK 0%, 0%, 0%, 100% 60.6%, 23.7%, 0.0%, 37.3%
OKLCH 0.0 0.0 0.0 0.5561 0.0855 239.1

Contrast & Accessibility

4.5:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F7AA0 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F7AA0

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F7AA0);
background: linear-gradient(135deg, #000000, #3F7AA0);

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