black

#000000

#3F657F

#3F657F

Contrast Ratio

3.38:1

Delta E

45.46

Very Different

50:50 Mix

Color Values

Format #000000 #3F657F
HEX #000000 #3F657F
RGB 0, 0, 0 63, 101, 127
HSL 0.0, 0.0%, 0.0% 204.4, 33.7%, 37.3%
HSV 0.0, 0.0%, 0.0% 204.4, 50.4%, 49.8%
CMYK 0%, 0%, 0%, 100% 50.4%, 20.5%, 0.0%, 50.2%
OKLCH 0.0 0.0 0.0 0.4893 0.0602 239.6

Contrast & Accessibility

3.38:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F657F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F657F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F657F);
background: linear-gradient(135deg, #000000, #3F657F);

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