black

#000000

#397E2D

#397E2D

Contrast Ratio

4.2:1

Delta E

70.8

Very Different

50:50 Mix

Color Values

Format #000000 #397E2D
HEX #000000 #397E2D
RGB 0, 0, 0 57, 126, 45
HSL 0.0, 0.0%, 0.0% 111.1, 47.4%, 33.5%
HSV 0.0, 0.0%, 0.0% 111.1, 64.3%, 49.4%
CMYK 0%, 0%, 0%, 100% 54.8%, 0.0%, 64.3%, 50.6%
OKLCH 0.0 0.0 0.0 0.5298 0.1352 140.8

Contrast & Accessibility

4.2:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #397E2D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #397E2D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #397E2D);
background: linear-gradient(135deg, #000000, #397E2D);

Explore Each Color

Related Comparisons