black

#000000

#664751

#664751

Contrast Ratio

2.59:1

Delta E

36.99

Very Different

50:50 Mix

Color Values

Format #000000 #664751
HEX #000000 #664751
RGB 0, 0, 0 102, 71, 81
HSL 0.0, 0.0%, 0.0% 340.6, 17.9%, 33.9%
HSV 0.0, 0.0%, 0.0% 340.6, 30.4%, 40.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 30.4%, 20.6%, 60.0%
OKLCH 0.0 0.0 0.0 0.4353 0.0448 358.1

Contrast & Accessibility

2.59:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #664751 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #664751

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #664751);
background: linear-gradient(135deg, #000000, #664751);

Explore Each Color

Related Comparisons