black

#000000

#378B53

#378B53

Contrast Ratio

4.98:1

Delta E

68.34

Very Different

50:50 Mix

Color Values

Format #000000 #378B53
HEX #000000 #378B53
RGB 0, 0, 0 55, 139, 83
HSL 0.0, 0.0%, 0.0% 140.0, 43.3%, 38.0%
HSV 0.0, 0.0%, 0.0% 140.0, 60.4%, 54.5%
CMYK 0%, 0%, 0%, 100% 60.4%, 0.0%, 40.3%, 45.5%
OKLCH 0.0 0.0 0.0 0.5706 0.1185 151.7

Contrast & Accessibility

4.98:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #378B53 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #378B53

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #378B53);
background: linear-gradient(135deg, #000000, #378B53);

Explore Each Color

Related Comparisons