black

#000000

#3F978B

#3F978B

Contrast Ratio

6.01:1

Delta E

64.21

Very Different

50:50 Mix

Color Values

Format #000000 #3F978B
HEX #000000 #3F978B
RGB 0, 0, 0 63, 151, 139
HSL 0.0, 0.0%, 0.0% 171.8, 41.1%, 42.0%
HSV 0.0, 0.0%, 0.0% 171.8, 58.3%, 59.2%
CMYK 0%, 0%, 0%, 100% 58.3%, 0.0%, 7.9%, 40.8%
OKLCH 0.0 0.0 0.0 0.6197 0.0861 183.2

Contrast & Accessibility

6.01:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F978B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F978B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F978B);
background: linear-gradient(135deg, #000000, #3F978B);

Explore Each Color

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