black

#000000

#3F525B

#3F525B

Contrast Ratio

2.57:1

Delta E

34.87

Very Different

50:50 Mix

Color Values

Format #000000 #3F525B
HEX #000000 #3F525B
RGB 0, 0, 0 63, 82, 91
HSL 0.0, 0.0%, 0.0% 199.3, 18.2%, 30.2%
HSV 0.0, 0.0%, 0.0% 199.3, 30.8%, 35.7%
CMYK 0%, 0%, 0%, 100% 30.8%, 9.9%, 0.0%, 64.3%
OKLCH 0.0 0.0 0.0 0.4262 0.0279 228.5

Contrast & Accessibility

2.57:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F525B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F525B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F525B);
background: linear-gradient(135deg, #000000, #3F525B);

Explore Each Color

Related Comparisons