black

#000000

#3F7BA2

#3F7BA2

Contrast Ratio

4.57:1

Delta E

56.56

Very Different

50:50 Mix

Color Values

Format #000000 #3F7BA2
HEX #000000 #3F7BA2
RGB 0, 0, 0 63, 123, 162
HSL 0.0, 0.0%, 0.0% 203.6, 44.0%, 44.1%
HSV 0.0, 0.0%, 0.0% 203.6, 61.1%, 63.5%
CMYK 0%, 0%, 0%, 100% 61.1%, 24.1%, 0.0%, 36.5%
OKLCH 0.0 0.0 0.0 0.5595 0.0871 239.4

Contrast & Accessibility

4.57:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F7BA2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F7BA2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F7BA2);
background: linear-gradient(135deg, #000000, #3F7BA2);

Explore Each Color

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