black

#000000

#397A27

#397A27

Contrast Ratio

3.99:1

Delta E

69.97

Very Different

50:50 Mix

Color Values

Format #000000 #397A27
HEX #000000 #397A27
RGB 0, 0, 0 57, 122, 39
HSL 0.0, 0.0%, 0.0% 107.0, 51.6%, 31.6%
HSV 0.0, 0.0%, 0.0% 107.0, 68.0%, 47.8%
CMYK 0%, 0%, 0%, 100% 53.3%, 0.0%, 68.0%, 52.2%
OKLCH 0.0 0.0 0.0 0.5181 0.1345 139.5

Contrast & Accessibility

3.99:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #397A27 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #397A27

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #397A27);
background: linear-gradient(135deg, #000000, #397A27);

Explore Each Color

Related Comparisons