black

#000000

#1789C0

#1789C0

Contrast Ratio

5.38:1

Delta E

66.07

Very Different

50:50 Mix

Color Values

Format #000000 #1789C0
HEX #000000 #1789C0
RGB 0, 0, 0 23, 137, 192
HSL 0.0, 0.0%, 0.0% 199.5, 78.6%, 42.2%
HSV 0.0, 0.0%, 0.0% 199.5, 88.0%, 75.3%
CMYK 0%, 0%, 0%, 100% 88.0%, 28.6%, 0.0%, 24.7%
OKLCH 0.0 0.0 0.0 0.5977 0.1246 237.0

Contrast & Accessibility

5.38:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #1789C0 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #1789C0

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #1789C0);
background: linear-gradient(135deg, #000000, #1789C0);

Explore Each Color

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