black

#000000

#3F87BA

#3F87BA

Contrast Ratio

5.39:1

Delta E

63.72

Very Different

50:50 Mix

Color Values

Format #000000 #3F87BA
HEX #000000 #3F87BA
RGB 0, 0, 0 63, 135, 186
HSL 0.0, 0.0%, 0.0% 204.9, 49.4%, 48.8%
HSV 0.0, 0.0%, 0.0% 204.9, 66.1%, 72.9%
CMYK 0%, 0%, 0%, 100% 66.1%, 27.4%, 0.0%, 27.1%
OKLCH 0.0 0.0 0.0 0.5999 0.1061 242.3

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: #3F87BA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F87BA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F87BA);
background: linear-gradient(135deg, #000000, #3F87BA);

Explore Each Color

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