black

#000000

#579F8F

#579F8F

Contrast Ratio

6.76:1

Delta E

66.2

Very Different

50:50 Mix

Color Values

Format #000000 #579F8F
HEX #000000 #579F8F
RGB 0, 0, 0 87, 159, 143
HSL 0.0, 0.0%, 0.0% 166.7, 29.3%, 48.2%
HSV 0.0, 0.0%, 0.0% 166.7, 45.3%, 62.4%
CMYK 0%, 0%, 0%, 100% 45.3%, 0.0%, 10.1%, 37.6%
OKLCH 0.0 0.0 0.0 0.6507 0.077 177.7

Contrast & Accessibility

6.76:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #579F8F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #579F8F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #579F8F);
background: linear-gradient(135deg, #000000, #579F8F);

Explore Each Color

Related Comparisons