black

#000000

#273F8B

#273F8B

Contrast Ratio

2.17:1

Delta E

56.63

Very Different

50:50 Mix

Color Values

Format #000000 #273F8B
HEX #000000 #273F8B
RGB 0, 0, 0 39, 63, 139
HSL 0.0, 0.0%, 0.0% 225.6, 56.2%, 34.9%
HSV 0.0, 0.0%, 0.0% 225.6, 71.9%, 54.5%
CMYK 0%, 0%, 0%, 100% 71.9%, 54.7%, 0.0%, 45.5%
OKLCH 0.0 0.0 0.0 0.3949 0.1299 267.0

Contrast & Accessibility

2.17:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #273F8B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #273F8B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #273F8B);
background: linear-gradient(135deg, #000000, #273F8B);

Explore Each Color

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