black

#000000

#51AC96

#51AC96

Contrast Ratio

7.69:1

Delta E

72.37

Very Different

50:50 Mix

Color Values

Format #000000 #51AC96
HEX #000000 #51AC96
RGB 0, 0, 0 81, 172, 150
HSL 0.0, 0.0%, 0.0% 165.5, 36.0%, 49.6%
HSV 0.0, 0.0%, 0.0% 165.5, 52.9%, 67.5%
CMYK 0%, 0%, 0%, 100% 52.9%, 0.0%, 12.8%, 32.5%
OKLCH 0.0 0.0 0.0 0.6824 0.0937 175.3

Contrast & Accessibility

7.69:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51AC96 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #51AC96

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51AC96);
background: linear-gradient(135deg, #000000, #51AC96);

Explore Each Color

Related Comparisons