black

#000000

#647C9D

#647C9D

Contrast Ratio

4.91:1

Delta E

55.27

Very Different

50:50 Mix

Color Values

Format #000000 #647C9D
HEX #000000 #647C9D
RGB 0, 0, 0 100, 124, 157
HSL 0.0, 0.0%, 0.0% 214.7, 22.5%, 50.4%
HSV 0.0, 0.0%, 0.0% 214.7, 36.3%, 61.6%
CMYK 0%, 0%, 0%, 100% 36.3%, 21.0%, 0.0%, 38.4%
OKLCH 0.0 0.0 0.0 0.5801 0.0583 256.4

Contrast & Accessibility

4.91:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #647C9D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #647C9D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #647C9D);
background: linear-gradient(135deg, #000000, #647C9D);

Explore Each Color

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