black

#000000

#635B6C

#635B6C

Contrast Ratio

3.24:1

Delta E

41.4

Very Different

50:50 Mix

Color Values

Format #000000 #635B6C
HEX #000000 #635B6C
RGB 0, 0, 0 99, 91, 108
HSL 0.0, 0.0%, 0.0% 268.2, 8.5%, 39.0%
HSV 0.0, 0.0%, 0.0% 268.2, 15.7%, 42.4%
CMYK 0%, 0%, 0%, 100% 8.3%, 15.7%, 0.0%, 57.6%
OKLCH 0.0 0.0 0.0 0.4849 0.0285 306.6

Contrast & Accessibility

3.24:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #635B6C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #635B6C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #635B6C);
background: linear-gradient(135deg, #000000, #635B6C);

Explore Each Color

Related Comparisons