black

#000000

#397A57

#397A57

Contrast Ratio

4.1:1

Delta E

56.42

Very Different

50:50 Mix

Color Values

Format #000000 #397A57
HEX #000000 #397A57
RGB 0, 0, 0 57, 122, 87
HSL 0.0, 0.0%, 0.0% 147.7, 36.3%, 35.1%
HSV 0.0, 0.0%, 0.0% 147.7, 53.3%, 47.8%
CMYK 0%, 0%, 0%, 100% 53.3%, 0.0%, 28.7%, 52.2%
OKLCH 0.0 0.0 0.0 0.5265 0.0875 157.8

Contrast & Accessibility

4.1:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #397A57 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #397A57

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #397A57);
background: linear-gradient(135deg, #000000, #397A57);

Explore Each Color

Related Comparisons