black

#000000

#646D7D

#646D7D

Contrast Ratio

4.03:1

Delta E

46.89

Very Different

50:50 Mix

#33373E

Color Values

Format #000000 #646D7D
HEX #000000 #646D7D
RGB 0, 0, 0 100, 109, 125
HSL 0.0, 0.0%, 0.0% 218.4, 11.1%, 44.1%
HSV 0.0, 0.0%, 0.0% 218.4, 20.0%, 49.0%
CMYK 0%, 0%, 0%, 100% 20.0%, 12.8%, 0.0%, 51.0%
OKLCH 0.0 0.0 0.0 0.5329 0.0274 262.0

Contrast & Accessibility

4.03:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #646D7D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #646D7D

Color Difference (Delta E)

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

Gradient

#000000 #161719 #24262B #33373E #434852 #535A67 #646D7D

Color Mixing

#000000

100%

#1D1E22

75:25

#33373E

50:50

#4B515D

25:75

#646D7D

100%

CSS Gradient Code

background: linear-gradient(to right, #000000, #646D7D);
background: linear-gradient(135deg, #000000, #646D7D);

Explore Each Color

black

View full color details

#646D7D

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