black

#000000

#258B90

#258B90

Contrast Ratio

5.17:1

Delta E

59.97

Very Different

50:50 Mix

Color Values

Format #000000 #258B90
HEX #000000 #258B90
RGB 0, 0, 0 37, 139, 144
HSL 0.0, 0.0%, 0.0% 182.8, 59.1%, 35.5%
HSV 0.0, 0.0%, 0.0% 182.8, 74.3%, 56.5%
CMYK 0%, 0%, 0%, 100% 74.3%, 3.5%, 0.0%, 43.5%
OKLCH 0.0 0.0 0.0 0.5832 0.0893 199.9

Contrast & Accessibility

5.17:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #258B90 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #258B90

Color Difference (Delta E)

59.97 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #258B90);
background: linear-gradient(135deg, #000000, #258B90);

Explore Each Color

Related Comparisons