black

#000000

#3F75AE

#3F75AE

Contrast Ratio

4.37:1

Delta E

59.84

Very Different

50:50 Mix

Color Values

Format #000000 #3F75AE
HEX #000000 #3F75AE
RGB 0, 0, 0 63, 117, 174
HSL 0.0, 0.0%, 0.0% 210.8, 46.8%, 46.5%
HSV 0.0, 0.0%, 0.0% 210.8, 63.8%, 68.2%
CMYK 0%, 0%, 0%, 100% 63.8%, 32.8%, 0.0%, 31.8%
OKLCH 0.0 0.0 0.0 0.5515 0.1064 251.4

Contrast & Accessibility

4.37:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F75AE → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F75AE

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F75AE);
background: linear-gradient(135deg, #000000, #3F75AE);

Explore Each Color

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