black

#000000

#3981B0

#3981B0

Contrast Ratio

4.94:1

Delta E

60.76

Very Different

50:50 Mix

Color Values

Format #000000 #3981B0
HEX #000000 #3981B0
RGB 0, 0, 0 57, 129, 176
HSL 0.0, 0.0%, 0.0% 203.7, 51.1%, 45.7%
HSV 0.0, 0.0%, 0.0% 203.7, 67.6%, 69.0%
CMYK 0%, 0%, 0%, 100% 67.6%, 26.7%, 0.0%, 31.0%
OKLCH 0.0 0.0 0.0 0.5784 0.1018 240.4

Contrast & Accessibility

4.94:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3981B0 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3981B0

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3981B0);
background: linear-gradient(135deg, #000000, #3981B0);

Explore Each Color

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