black

#000000

#259C81

#259C81

Contrast Ratio

6.15:1

Delta E

69.66

Very Different

50:50 Mix

Color Values

Format #000000 #259C81
HEX #000000 #259C81
RGB 0, 0, 0 37, 156, 129
HSL 0.0, 0.0%, 0.0% 166.4, 61.7%, 37.8%
HSV 0.0, 0.0%, 0.0% 166.4, 76.3%, 61.2%
CMYK 0%, 0%, 0%, 100% 76.3%, 0.0%, 17.3%, 38.8%
OKLCH 0.0 0.0 0.0 0.6225 0.1095 173.4

Contrast & Accessibility

6.15:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #259C81 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #259C81

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #259C81);
background: linear-gradient(135deg, #000000, #259C81);

Explore Each Color

Related Comparisons