black

#000000

#231B9B

#231B9B

Contrast Ratio

1.7:1

Delta E

83.79

Very Different

50:50 Mix

Color Values

Format #000000 #231B9B
HEX #000000 #231B9B
RGB 0, 0, 0 35, 27, 155
HSL 0.0, 0.0%, 0.0% 243.8, 70.3%, 35.7%
HSV 0.0, 0.0%, 0.0% 243.8, 82.6%, 60.8%
CMYK 0%, 0%, 0%, 100% 77.4%, 82.6%, 0.0%, 39.2%
OKLCH 0.0 0.0 0.0 0.3475 0.1927 272.7

Contrast & Accessibility

1.7:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #231B9B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #231B9B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #231B9B);
background: linear-gradient(135deg, #000000, #231B9B);

Explore Each Color

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