black

#000000

#237CB0

#237CB0

Contrast Ratio

4.58:1

Delta E

60.84

Very Different

50:50 Mix

Color Values

Format #000000 #237CB0
HEX #000000 #237CB0
RGB 0, 0, 0 35, 124, 176
HSL 0.0, 0.0%, 0.0% 202.1, 66.8%, 41.4%
HSV 0.0, 0.0%, 0.0% 202.1, 80.1%, 69.0%
CMYK 0%, 0%, 0%, 100% 80.1%, 29.5%, 0.0%, 31.0%
OKLCH 0.0 0.0 0.0 0.5599 0.1139 239.9

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: #237CB0 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #237CB0

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #237CB0);
background: linear-gradient(135deg, #000000, #237CB0);

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