black

#000000

#237DA9

#237DA9

Contrast Ratio

4.58:1

Delta E

59.09

Very Different

50:50 Mix

Color Values

Format #000000 #237DA9
HEX #000000 #237DA9
RGB 0, 0, 0 35, 125, 169
HSL 0.0, 0.0%, 0.0% 199.7, 65.7%, 40.0%
HSV 0.0, 0.0%, 0.0% 199.7, 79.3%, 66.3%
CMYK 0%, 0%, 0%, 100% 79.3%, 26.0%, 0.0%, 33.7%
OKLCH 0.0 0.0 0.0 0.5587 0.1058 235.1

Contrast & Accessibility

4.58:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #237DA9 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #237DA9

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #237DA9);
background: linear-gradient(135deg, #000000, #237DA9);

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