black

#000000

#288F71

#288F71

Contrast Ratio

5.26:1

Delta E

65.03

Very Different

50:50 Mix

Color Values

Format #000000 #288F71
HEX #000000 #288F71
RGB 0, 0, 0 40, 143, 113
HSL 0.0, 0.0%, 0.0% 162.5, 56.3%, 35.9%
HSV 0.0, 0.0%, 0.0% 162.5, 72.0%, 56.1%
CMYK 0%, 0%, 0%, 100% 72.0%, 0.0%, 21.0%, 43.9%
OKLCH 0.0 0.0 0.0 0.5841 0.1037 169.1

Contrast & Accessibility

5.26:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #288F71 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #288F71

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #288F71);
background: linear-gradient(135deg, #000000, #288F71);

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