black

#000000

#288AAC

#288AAC

Contrast Ratio

5.32:1

Delta E

61.66

Very Different

50:50 Mix

Color Values

Format #000000 #288AAC
HEX #000000 #288AAC
RGB 0, 0, 0 40, 138, 172
HSL 0.0, 0.0%, 0.0% 195.5, 62.3%, 41.6%
HSV 0.0, 0.0%, 0.0% 195.5, 76.7%, 67.5%
CMYK 0%, 0%, 0%, 100% 76.7%, 19.8%, 0.0%, 32.5%
OKLCH 0.0 0.0 0.0 0.5933 0.1009 226.1

Contrast & Accessibility

5.32:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #288AAC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #288AAC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

Explore Each Color

Related Comparisons