black

#000000

#3F7DA6

#3F7DA6

Contrast Ratio

4.7:1

Delta E

57.75

Very Different

50:50 Mix

Color Values

Format #000000 #3F7DA6
HEX #000000 #3F7DA6
RGB 0, 0, 0 63, 125, 166
HSL 0.0, 0.0%, 0.0% 203.9, 45.0%, 44.9%
HSV 0.0, 0.0%, 0.0% 203.9, 62.0%, 65.1%
CMYK 0%, 0%, 0%, 100% 62.0%, 24.7%, 0.0%, 34.9%
OKLCH 0.0 0.0 0.0 0.5662 0.0903 240.0

Contrast & Accessibility

4.7:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F7DA6 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F7DA6

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F7DA6);
background: linear-gradient(135deg, #000000, #3F7DA6);

Explore Each Color

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