black

#000000

#278EAB

#278EAB

Contrast Ratio

5.54:1

Delta E

62.48

Very Different

50:50 Mix

Color Values

Format #000000 #278EAB
HEX #000000 #278EAB
RGB 0, 0, 0 39, 142, 171
HSL 0.0, 0.0%, 0.0% 193.2, 62.9%, 41.2%
HSV 0.0, 0.0%, 0.0% 193.2, 77.2%, 67.1%
CMYK 0%, 0%, 0%, 100% 77.2%, 17.0%, 0.0%, 32.9%
OKLCH 0.0 0.0 0.0 0.6025 0.0996 221.4

Contrast & Accessibility

5.54:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #278EAB → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #278EAB

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #278EAB);
background: linear-gradient(135deg, #000000, #278EAB);

Explore Each Color

Related Comparisons