black

#000000

#3F645F

#3F645F

Contrast Ratio

3.2:1

Delta E

42.16

Very Different

50:50 Mix

Color Values

Format #000000 #3F645F
HEX #000000 #3F645F
RGB 0, 0, 0 63, 100, 95
HSL 0.0, 0.0%, 0.0% 171.9, 22.7%, 32.0%
HSV 0.0, 0.0%, 0.0% 171.9, 37.0%, 39.2%
CMYK 0%, 0%, 0%, 100% 37.0%, 0.0%, 5.0%, 60.8%
OKLCH 0.0 0.0 0.0 0.4737 0.0432 185.1

Contrast & Accessibility

3.2:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F645F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F645F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F645F);
background: linear-gradient(135deg, #000000, #3F645F);

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