black

#000000

#557DAC

#557DAC

Contrast Ratio

4.92:1

Delta E

59.1

Very Different

50:50 Mix

Color Values

Format #000000 #557DAC
HEX #000000 #557DAC
RGB 0, 0, 0 85, 125, 172
HSL 0.0, 0.0%, 0.0% 212.4, 34.4%, 50.4%
HSV 0.0, 0.0%, 0.0% 212.4, 50.6%, 67.5%
CMYK 0%, 0%, 0%, 100% 50.6%, 27.3%, 0.0%, 32.5%
OKLCH 0.0 0.0 0.0 0.58 0.0856 253.2

Contrast & Accessibility

4.92:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #557DAC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #557DAC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #557DAC);
background: linear-gradient(135deg, #000000, #557DAC);

Explore Each Color

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