black

#000000

#3F8399

#3F8399

Contrast Ratio

4.92:1

Delta E

56.5

Very Different

50:50 Mix

Color Values

Format #000000 #3F8399
HEX #000000 #3F8399
RGB 0, 0, 0 63, 131, 153
HSL 0.0, 0.0%, 0.0% 194.7, 41.7%, 42.4%
HSV 0.0, 0.0%, 0.0% 194.7, 58.8%, 60.0%
CMYK 0%, 0%, 0%, 100% 58.8%, 14.4%, 0.0%, 40.0%
OKLCH 0.0 0.0 0.0 0.5748 0.0763 221.8

Contrast & Accessibility

4.92:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F8399 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F8399

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F8399);
background: linear-gradient(135deg, #000000, #3F8399);

Explore Each Color

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