black

#000000

#437BA4

#437BA4

Contrast Ratio

4.61:1

Delta E

56.97

Very Different

50:50 Mix

Color Values

Format #000000 #437BA4
HEX #000000 #437BA4
RGB 0, 0, 0 67, 123, 164
HSL 0.0, 0.0%, 0.0% 205.4, 42.0%, 45.3%
HSV 0.0, 0.0%, 0.0% 205.4, 59.1%, 64.3%
CMYK 0%, 0%, 0%, 100% 59.1%, 25.0%, 0.0%, 35.7%
OKLCH 0.0 0.0 0.0 0.5622 0.0871 242.2

Contrast & Accessibility

4.61:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #437BA4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #437BA4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #437BA4);
background: linear-gradient(135deg, #000000, #437BA4);

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