black

#000000

#21689B

#21689B

Contrast Ratio

3.52:1

Delta E

54.17

Very Different

50:50 Mix

Color Values

Format #000000 #21689B
HEX #000000 #21689B
RGB 0, 0, 0 33, 104, 155
HSL 0.0, 0.0%, 0.0% 205.1, 64.9%, 36.9%
HSV 0.0, 0.0%, 0.0% 205.1, 78.7%, 60.8%
CMYK 0%, 0%, 0%, 100% 78.7%, 32.9%, 0.0%, 39.2%
OKLCH 0.0 0.0 0.0 0.499 0.1065 244.5

Contrast & Accessibility

3.52:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21689B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21689B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21689B);
background: linear-gradient(135deg, #000000, #21689B);

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