black

#000000

#3F7987

#3F7987

Contrast Ratio

4.3:1

Delta E

51.64

Very Different

50:50 Mix

Color Values

Format #000000 #3F7987
HEX #000000 #3F7987
RGB 0, 0, 0 63, 121, 135
HSL 0.0, 0.0%, 0.0% 191.7, 36.4%, 38.8%
HSV 0.0, 0.0%, 0.0% 191.7, 53.3%, 52.9%
CMYK 0%, 0%, 0%, 100% 53.3%, 10.4%, 0.0%, 47.1%
OKLCH 0.0 0.0 0.0 0.5424 0.0643 215.4

Contrast & Accessibility

4.3:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F7987 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F7987

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F7987);
background: linear-gradient(135deg, #000000, #3F7987);

Explore Each Color

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