black

#000000

#218B42

#218B42

Contrast Ratio

4.84:1

Delta E

75.03

Very Different

50:50 Mix

Color Values

Format #000000 #218B42
HEX #000000 #218B42
RGB 0, 0, 0 33, 139, 66
HSL 0.0, 0.0%, 0.0% 138.7, 61.6%, 33.7%
HSV 0.0, 0.0%, 0.0% 138.7, 76.3%, 54.5%
CMYK 0%, 0%, 0%, 100% 76.3%, 0.0%, 52.5%, 45.5%
OKLCH 0.0 0.0 0.0 0.5613 0.1438 149.0

Contrast & Accessibility

4.84:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #218B42 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #218B42

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #218B42);
background: linear-gradient(135deg, #000000, #218B42);

Explore Each Color

Related Comparisons