black

#000000

#511B5B

#511B5B

Contrast Ratio

1.66:1

Delta E

49.08

Very Different

50:50 Mix

Color Values

Format #000000 #511B5B
HEX #000000 #511B5B
RGB 0, 0, 0 81, 27, 91
HSL 0.0, 0.0%, 0.0% 290.6, 54.2%, 23.1%
HSV 0.0, 0.0%, 0.0% 290.6, 70.3%, 35.7%
CMYK 0%, 0%, 0%, 100% 11.0%, 70.3%, 0.0%, 64.3%
OKLCH 0.0 0.0 0.0 0.3356 0.1192 321.0

Contrast & Accessibility

1.66:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #511B5B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #511B5B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #511B5B);
background: linear-gradient(135deg, #000000, #511B5B);

Explore Each Color

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