black

#000000

#428F65

#428F65

Contrast Ratio

5.35:1

Delta E

65.41

Very Different

50:50 Mix

Color Values

Format #000000 #428F65
HEX #000000 #428F65
RGB 0, 0, 0 66, 143, 101
HSL 0.0, 0.0%, 0.0% 147.3, 36.8%, 41.0%
HSV 0.0, 0.0%, 0.0% 147.3, 53.8%, 56.1%
CMYK 0%, 0%, 0%, 100% 53.8%, 0.0%, 29.4%, 43.9%
OKLCH 0.0 0.0 0.0 0.5894 0.1008 157.3

Contrast & Accessibility

5.35:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #428F65 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #428F65

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #428F65);
background: linear-gradient(135deg, #000000, #428F65);

Explore Each Color

Related Comparisons