black

#000000

#3F7DA4

#3F7DA4

Contrast Ratio

4.68:1

Delta E

57.27

Very Different

50:50 Mix

Color Values

Format #000000 #3F7DA4
HEX #000000 #3F7DA4
RGB 0, 0, 0 63, 125, 164
HSL 0.0, 0.0%, 0.0% 203.2, 44.5%, 44.5%
HSV 0.0, 0.0%, 0.0% 203.2, 61.6%, 64.3%
CMYK 0%, 0%, 0%, 100% 61.6%, 23.8%, 0.0%, 35.7%
OKLCH 0.0 0.0 0.0 0.5652 0.0881 238.6

Contrast & Accessibility

4.68:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F7DA4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F7DA4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F7DA4);
background: linear-gradient(135deg, #000000, #3F7DA4);

Explore Each Color

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