black

#000000

#378B47

#378B47

Contrast Ratio

4.95:1

Delta E

71.7

Very Different

50:50 Mix

Color Values

Format #000000 #378B47
HEX #000000 #378B47
RGB 0, 0, 0 55, 139, 71
HSL 0.0, 0.0%, 0.0% 131.4, 43.3%, 38.0%
HSV 0.0, 0.0%, 0.0% 131.4, 60.4%, 54.5%
CMYK 0%, 0%, 0%, 100% 60.4%, 0.0%, 48.9%, 45.5%
OKLCH 0.0 0.0 0.0 0.5684 0.1305 147.4

Contrast & Accessibility

4.95:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #378B47 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #378B47

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #378B47);
background: linear-gradient(135deg, #000000, #378B47);

Explore Each Color

Related Comparisons