black

#000000

#231DBC

#231DBC

Contrast Ratio

1.97:1

Delta E

100.0

Very Different

50:50 Mix

Color Values

Format #000000 #231DBC
HEX #000000 #231DBC
RGB 0, 0, 0 35, 29, 188
HSL 0.0, 0.0%, 0.0% 242.3, 73.3%, 42.5%
HSV 0.0, 0.0%, 0.0% 242.3, 84.6%, 73.7%
CMYK 0%, 0%, 0%, 100% 81.4%, 84.6%, 0.0%, 26.3%
OKLCH 0.0 0.0 0.0 0.3894 0.2291 270.2

Contrast & Accessibility

1.97:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #231DBC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #231DBC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #231DBC);
background: linear-gradient(135deg, #000000, #231DBC);

Explore Each Color

Related Comparisons