black

#000000

#1B23AC

#1B23AC

Contrast Ratio

1.88:1

Delta E

89.38

Very Different

50:50 Mix

Color Values

Format #000000 #1B23AC
HEX #000000 #1B23AC
RGB 0, 0, 0 27, 35, 172
HSL 0.0, 0.0%, 0.0% 236.7, 72.9%, 39.0%
HSV 0.0, 0.0%, 0.0% 236.7, 84.3%, 67.5%
CMYK 0%, 0%, 0%, 100% 84.3%, 79.7%, 0.0%, 32.5%
OKLCH 0.0 0.0 0.0 0.3734 0.2083 268.5

Contrast & Accessibility

1.88:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #1B23AC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #1B23AC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #1B23AC);
background: linear-gradient(135deg, #000000, #1B23AC);

Explore Each Color

Related Comparisons