black

#000000

#644F3F

#644F3F

Contrast Ratio

2.73:1

Delta E

38.08

Very Different

50:50 Mix

Color Values

Format #000000 #644F3F
HEX #000000 #644F3F
RGB 0, 0, 0 100, 79, 63
HSL 0.0, 0.0%, 0.0% 25.9, 22.7%, 32.0%
HSV 0.0, 0.0%, 0.0% 25.9, 37.0%, 39.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 21.0%, 37.0%, 60.8%
OKLCH 0.0 0.0 0.0 0.4448 0.0378 58.9

Contrast & Accessibility

2.73:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #644F3F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #644F3F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #644F3F);
background: linear-gradient(135deg, #000000, #644F3F);

Explore Each Color

Related Comparisons