black

#000000

#233E8F

#233E8F

Contrast Ratio

2.16:1

Delta E

59.3

Very Different

50:50 Mix

Color Values

Format #000000 #233E8F
HEX #000000 #233E8F
RGB 0, 0, 0 35, 62, 143
HSL 0.0, 0.0%, 0.0% 225.0, 60.7%, 34.9%
HSV 0.0, 0.0%, 0.0% 225.0, 75.5%, 56.1%
CMYK 0%, 0%, 0%, 100% 75.5%, 56.6%, 0.0%, 43.9%
OKLCH 0.0 0.0 0.0 0.394 0.1382 266.2

Contrast & Accessibility

2.16:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #233E8F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #233E8F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #233E8F);
background: linear-gradient(135deg, #000000, #233E8F);

Explore Each Color

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