black

#000000

#3F81AC

#3F81AC

Contrast Ratio

4.95:1

Delta E

59.64

Very Different

50:50 Mix

Color Values

Format #000000 #3F81AC
HEX #000000 #3F81AC
RGB 0, 0, 0 63, 129, 172
HSL 0.0, 0.0%, 0.0% 203.7, 46.4%, 46.1%
HSV 0.0, 0.0%, 0.0% 203.7, 63.4%, 67.5%
CMYK 0%, 0%, 0%, 100% 63.4%, 25.0%, 0.0%, 32.5%
OKLCH 0.0 0.0 0.0 0.5787 0.0944 239.8

Contrast & Accessibility

4.95:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F81AC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F81AC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F81AC);
background: linear-gradient(135deg, #000000, #3F81AC);

Explore Each Color

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