black

#000000

#178DA5

#178DA5

Contrast Ratio

5.39:1

Delta E

61.97

Very Different

50:50 Mix

Color Values

Format #000000 #178DA5
HEX #000000 #178DA5
RGB 0, 0, 0 23, 141, 165
HSL 0.0, 0.0%, 0.0% 190.1, 75.5%, 36.9%
HSV 0.0, 0.0%, 0.0% 190.1, 86.1%, 64.7%
CMYK 0%, 0%, 0%, 100% 86.1%, 14.5%, 0.0%, 35.3%
OKLCH 0.0 0.0 0.0 0.5945 0.101 216.2

Contrast & Accessibility

5.39:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #178DA5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #178DA5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #178DA5);
background: linear-gradient(135deg, #000000, #178DA5);

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