black

#000000

#51C595

#51C595

Contrast Ratio

9.77:1

Delta E

85.77

Very Different

50:50 Mix

Color Values

Format #000000 #51C595
HEX #000000 #51C595
RGB 0, 0, 0 81, 197, 149
HSL 0.0, 0.0%, 0.0% 155.2, 50.0%, 54.5%
HSV 0.0, 0.0%, 0.0% 155.2, 58.9%, 77.3%
CMYK 0%, 0%, 0%, 100% 58.9%, 0.0%, 24.4%, 22.7%
OKLCH 0.0 0.0 0.0 0.7442 0.1271 163.1

Contrast & Accessibility

9.77:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51C595 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #51C595

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51C595);
background: linear-gradient(135deg, #000000, #51C595);

Explore Each Color

Related Comparisons