black

#000000

#638FAC

#638FAC

Contrast Ratio

6.06:1

Delta E

61.14

Very Different

50:50 Mix

Color Values

Format #000000 #638FAC
HEX #000000 #638FAC
RGB 0, 0, 0 99, 143, 172
HSL 0.0, 0.0%, 0.0% 203.8, 30.5%, 53.1%
HSV 0.0, 0.0%, 0.0% 203.8, 42.4%, 67.5%
CMYK 0%, 0%, 0%, 100% 42.4%, 16.9%, 0.0%, 32.5%
OKLCH 0.0 0.0 0.0 0.6292 0.0651 238.0

Contrast & Accessibility

6.06:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #638FAC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #638FAC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #638FAC);
background: linear-gradient(135deg, #000000, #638FAC);

Explore Each Color

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