black

#000000

#21709D

#21709D

Contrast Ratio

3.87:1

Delta E

54.91

Very Different

50:50 Mix

Color Values

Format #000000 #21709D
HEX #000000 #21709D
RGB 0, 0, 0 33, 112, 157
HSL 0.0, 0.0%, 0.0% 201.8, 65.3%, 37.3%
HSV 0.0, 0.0%, 0.0% 201.8, 79.0%, 61.6%
CMYK 0%, 0%, 0%, 100% 79.0%, 28.7%, 0.0%, 38.4%
OKLCH 0.0 0.0 0.0 0.5198 0.1024 238.8

Contrast & Accessibility

3.87:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21709D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21709D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21709D);
background: linear-gradient(135deg, #000000, #21709D);

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