black

#000000

#218C80

#218C80

Contrast Ratio

5.13:1

Delta E

61.58

Very Different

50:50 Mix

Color Values

Format #000000 #218C80
HEX #000000 #218C80
RGB 0, 0, 0 33, 140, 128
HSL 0.0, 0.0%, 0.0% 173.3, 61.8%, 33.9%
HSV 0.0, 0.0%, 0.0% 173.3, 76.4%, 54.9%
CMYK 0%, 0%, 0%, 100% 76.4%, 0.0%, 8.6%, 45.1%
OKLCH 0.0 0.0 0.0 0.5792 0.0943 183.7

Contrast & Accessibility

5.13:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #218C80 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #218C80

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #218C80);
background: linear-gradient(135deg, #000000, #218C80);

Explore Each Color

Related Comparisons