black

#000000

#3F797C

#3F797C

Contrast Ratio

4.24:1

Delta E

51.11

Very Different

50:50 Mix

Color Values

Format #000000 #3F797C
HEX #000000 #3F797C
RGB 0, 0, 0 63, 121, 124
HSL 0.0, 0.0%, 0.0% 183.0, 32.6%, 36.7%
HSV 0.0, 0.0%, 0.0% 183.0, 49.2%, 48.6%
CMYK 0%, 0%, 0%, 100% 49.2%, 2.4%, 0.0%, 51.4%
OKLCH 0.0 0.0 0.0 0.5381 0.0609 199.9

Contrast & Accessibility

4.24:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F797C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F797C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F797C);
background: linear-gradient(135deg, #000000, #3F797C);

Explore Each Color

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