black

#000000

#397B15

#397B15

Contrast Ratio

4.02:1

Delta E

75.19

Very Different

50:50 Mix

Color Values

Format #000000 #397B15
HEX #000000 #397B15
RGB 0, 0, 0 57, 123, 21
HSL 0.0, 0.0%, 0.0% 98.8, 70.8%, 28.2%
HSV 0.0, 0.0%, 0.0% 98.8, 82.9%, 48.2%
CMYK 0%, 0%, 0%, 100% 53.7%, 0.0%, 82.9%, 51.8%
OKLCH 0.0 0.0 0.0 0.5194 0.1474 137.4

Contrast & Accessibility

4.02:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #397B15 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #397B15

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #397B15);
background: linear-gradient(135deg, #000000, #397B15);

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