black

#000000

#3F7F8C

#3F7F8C

Contrast Ratio

4.63:1

Delta E

54.02

Very Different

50:50 Mix

Color Values

Format #000000 #3F7F8C
HEX #000000 #3F7F8C
RGB 0, 0, 0 63, 127, 140
HSL 0.0, 0.0%, 0.0% 190.1, 37.9%, 39.8%
HSV 0.0, 0.0%, 0.0% 190.1, 55.0%, 54.9%
CMYK 0%, 0%, 0%, 100% 55.0%, 9.3%, 0.0%, 45.1%
OKLCH 0.0 0.0 0.0 0.5595 0.0683 212.6

Contrast & Accessibility

4.63:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F7F8C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F7F8C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F7F8C);
background: linear-gradient(135deg, #000000, #3F7F8C);

Explore Each Color

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